Crustless Broccoli Cheddar Quiche: Your Ultimate Low-Carb & Healthy Meal Prep Solution
This Crustless Broccoli Cheddar Quiche is not just a delicious and healthy breakfast idea; it’s a versatile, low-carb, and gluten-free meal that you can effortlessly prepare in advance. Whether you’re aiming for a nutritious start to your day or a light, satisfying meal, this quiche is designed to fit seamlessly into your busy schedule and healthy lifestyle.

The beauty of this crustless quiche recipe lies in its simplicity and focus on wholesome ingredients. By eliminating the crust, we not only reduce carbohydrates and gluten but also cut down on prep time, allowing the rich flavors of protein-packed eggs, fresh broccoli, and savory cheddar cheese to truly shine. This makes it an ideal choice for anyone following a low-carb diet or seeking a gluten-free option without compromising on taste. Easily slice it into individual portions at the beginning of your week, and you’ll have grab-and-go meals ready to enjoy warm or cold, making it incredibly flexible for breakfast, a fulfilling lunch, or even a light, healthy dinner.
Why You’ll Love This Low-Carb Broccoli Cheddar Quiche Recipe
This isn’t just another quiche recipe; it’s a culinary staple that brings convenience, health, and incredible flavor to your table. Here’s why this healthy broccoli quiche will become a fast favorite:
- Perfect for Meal Prep: Prepare a batch on Sunday, and you’ll have delicious, healthy meals ready to go for the entire week. It saves time, reduces stress, and ensures you always have a nutritious option at hand.
- Naturally Low Carb and Gluten-Free: Without a traditional crust, this quiche is an excellent choice for those managing carbohydrate intake or avoiding gluten. It allows you to indulge in a hearty, flavorful dish guilt-free.
- Nutrient-Dense and Wholesome: Packed with protein from eggs and vitamins from fresh broccoli, this quiche is a powerhouse of nutrition. It keeps you feeling full and energized, making it a fantastic way to fuel your day.
- Incredibly Versatile: While broccoli and cheddar are a classic combination, this recipe is a blank canvas for your culinary creativity. Easily swap in your favorite vegetables, cheeses, or proteins to create endless variations.
- Delicious Hot or Cold: One of the best qualities of this quiche is its ability to taste fantastic whether served warm or chilled. This flexibility makes it perfect for packed lunches or quick snacks throughout the day.
- Quick and Easy to Make: Eliminating the crust significantly simplifies the preparation process. With just a few simple steps, you can whip up this impressive dish in no time, making it accessible even for novice cooks.
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Key Ingredients and Smart Substitutions for Your Quiche
Crafting the perfect crustless quiche is all about combining fresh, quality ingredients with smart seasoning. Here’s a closer look at what you’ll need and how you can tailor this recipe to your pantry or dietary preferences:
- Butter: Essential for greasing the pan and adding a subtle richness. If you’re looking for alternatives, feel free to use your favorite butter substitute, such as olive oil, avocado oil, or a non-stick cooking spray for a dairy-free option.
- Eggs: The foundation of any great quiche, providing protein and structure. This recipe calls for 12 large eggs, which create a substantial and satisfying texture. For a lighter, lower-calorie version, you can certainly use 24 egg whites instead, though be aware that the flavor and texture will be slightly different – perhaps a bit less rich but equally delicious.
- Broccoli Florets: The star vegetable, offering a vibrant color, mild flavor, and a wealth of nutrients. Before adding to the mixture, ensure your broccoli is finely chopped. You can easily swap out the broccoli florets for another veggie of your choice. Consider spinach (sautéed and squeezed dry), mushrooms (sautéed), bell peppers (diced), zucchini, or even roasted asparagus for different flavor profiles.
- Cheddar Cheese: Provides a classic, sharp, and comforting flavor that pairs wonderfully with broccoli. But don’t limit yourself! Feel free to use your favorite cheese like creamy mozzarella, nutty Swiss, mild Monterey Jack, tangy feta, sharp Gruyere, or even a spicy pepper jack for a kick. Grate it fresh for the best melt and flavor.
- Red Onion: Adds a touch of sweetness and a pleasant bite. Finely slicing it ensures even distribution and flavor. If red onion isn’t on hand, white or yellow onion would also work beautifully in this recipe, or you could opt for shallots for a more delicate flavor. For an extra aromatic boost, a clove or two of minced garlic can also be incorporated.
- Salt & Pepper: Basic seasonings that are crucial for enhancing all the other flavors. Adjust to your taste, remembering that the cheese will also contribute to the saltiness. Consider adding a pinch of garlic powder or onion powder for added depth.

How to Make a Flawless Crustless Quiche: Step-by-Step Guide
Making a crustless quiche is surprisingly simple and requires minimal effort for maximum flavor. Follow these straightforward steps to create your perfect healthy breakfast quiche:

Step 1: Assemble Your Ingredients with Precision
Before you begin mixing, ensure all your ingredients are prepped and ready to go. Finely chop the broccoli florets into small, bite-sized pieces for even cooking and distribution. Slice your red onion thinly, and have your cheddar cheese grated. This “mise en place” approach ensures a smooth cooking process and prevents any last-minute scrambling.
Step 2: Preheat Oven and Prepare Your Baking Pan
Preheat your oven to 350°F (175°C) to ensure it reaches the correct temperature before the quiche goes in, allowing for even baking. Thoroughly grease a 9-inch round cake pan with butter. This crucial step prevents sticking and ensures your crustless broccoli cheddar quiche releases easily from the pan. You can also use a pie dish or a springform pan if preferred, adjusting the cooking time slightly if the depth or diameter changes.

Step 3: Whisk the Eggs to Perfection
In a large mixing bowl, crack the 12 eggs. Add the salt and pepper. Using a whisk, beat the eggs vigorously until the yolks and whites are fully combined and slightly frothy. This incorporates air, which contributes to a lighter, fluffier texture in your finished quiche.
Step 4: Gently Stir in All the Goodness
Once your eggs are whisked, it’s time to add the flavorful fillings. Gently fold in the finely chopped broccoli florets, grated cheddar cheese, and sliced red onion into the egg mixture. Ensure all ingredients are evenly distributed, but avoid overmixing, as this can lead to a tougher quiche texture.

Step 5: Pour the Mixture into the Prepared Pan
Carefully pour the egg and vegetable mixture into your greased cake pan. Ensure the ingredients are spread evenly across the pan. Don’t fill it too close to the brim, as the quiche will puff up slightly during baking.
Step 6: Bake Until Golden and Serve!
Place the pan in your preheated oven and bake for approximately 60 minutes. The quiche is done when the edges are golden brown, the center is set, and a toothpick or knife inserted into the middle comes out clean. If the top starts to brown too quickly, you can lightly tent it with aluminum foil. Once baked, let it cool slightly before slicing it into portions. Serve warm and savor every wholesome bite!

Creative Variations for Your Crustless Quiche Recipe
Once you’ve mastered the basic technique for this easy crustless quiche, the possibilities for customization are endless! Here are some delicious ideas to inspire your next batch:
- Egg Whites Only: For an even lighter version, use 24 egg whites instead of 12 whole eggs. The texture will be slightly different, but it’s a great high-protein, low-fat option. Remember to keep an eye on the baking time as egg whites cook faster. You could also check out my egg white frittata recipe!
- Boost the Protein: Easily add cooked and crumbled ham, crispy bacon bits, savory sausage crumbles, thinly sliced salami, or seasoned ground beef to make your quiche even more filling. These additions are fantastic for a heartier meal prep quiche.
- Veggie Power: Transform your quiche with a variety of vegetables. Try sautéed mushrooms, diced zucchini, roasted cauliflower florets, wilted spinach (make sure to squeeze out excess water), delicate leek slices, charred roasted red peppers, burst cherry tomatoes, or colorful bell peppers. Consider a “Mediterranean” quiche with spinach, feta, and sun-dried tomatoes, or a “Garden Veggie” quiche with a mix of seasonal produce.
- Cheese Explorations: Beyond cheddar, experiment with different cheeses to alter the flavor profile. Options like creamy Swiss, tangy goat cheese, salty feta, spicy pepper jack, rich Gruyere, or mild mozzarella will each bring a unique character to your quiche. A blend of cheeses can also create complex layers of flavor.
- Spice It Up: Infuse your quiche with aromatic spices. A pinch of cayenne pepper can add subtle heat, while dried basil, fragrant rosemary, earthy thyme, or pungent oregano can provide an herbal depth. A touch of nutmeg complements cheesy dishes beautifully, and paprika can add a smoky undertone. For a bolder flavor, consider taco seasoning or finely diced chili peppers.
- Custard-Like Texture with Milk: If you desire a creamier, more custard-like texture, incorporate some milk or a bit of heavy cream into the egg mixture. About 1/2 to 1 cup of milk will yield a softer, richer quiche that melts in your mouth.
Frequently Asked Questions About Crustless Quiche
Why is my quiche watery after baking?
A watery quiche usually points to excess moisture from the vegetables. This can happen if the broccoli (or any other vegetable you add) wasn’t properly cooked or drained before being mixed into the eggs. Raw or lightly cooked vegetables release water during baking, leading to a soggy texture. To prevent this, always steam or sauté your broccoli beforehand until tender-crisp, and make sure to thoroughly drain any excess liquid. For leafy greens like spinach, it’s crucial to sauté them and then squeeze out as much water as possible before adding them to the egg mixture.
Can I bake this in muffin tins for individual portions?
Absolutely! Baking this crustless broccoli cheddar quiche in muffin tins is a fantastic way to create convenient, single-serving portions, perfect for quick breakfasts or lunchbox additions. Simply grease your muffin tins well and divide the egg mixture evenly among the cups. You will need to reduce the baking time significantly. Bake for approximately 20–25 minutes at 350°F (175°C), or until a toothpick or knife inserted into the center of a mini quiche comes out clean. These mini quiches are ideal for meal prep and freezing.
Is this recipe suitable for a low-carb diet?
Yes, this recipe is perfectly suitable for a low-carb diet! The absence of a traditional pastry crust is what makes this quiche naturally low in carbohydrates, allowing you to enjoy a flavorful and satisfying meal without the carb load. It focuses on protein-rich eggs and nutrient-dense vegetables, making it an excellent choice for anyone adhering to a keto or low-carb eating plan.
Can I make this quiche dairy-free?
Yes, with a few substitutions, you can easily make this quiche dairy-free. Replace the butter with olive oil or your favorite dairy-free butter substitute. For the cheese, use a high-quality dairy-free cheddar alternative that melts well. The overall flavor will be slightly different, but it will still be a delicious and satisfying option.
How can I prevent my quiche from cracking on top?
Cracking often occurs due to overbaking or drastic temperature changes during cooling. To minimize cracking, make sure not to overbake; remove the quiche from the oven as soon as the center is set. Also, allow the quiche to cool gradually at room temperature on a wire rack before refrigerating. Sudden changes in temperature can cause the quiche to contract too quickly and crack.

What to Serve with This Versatile Quiche Dish
This crustless broccoli cheddar quiche is a fantastic standalone meal, but it also pairs beautifully with simple sides that complement its rich flavors without overpowering them. Here are a few ideas to create a balanced and satisfying meal:
- Roasted Potatoes or Hash Browns: For a more traditional breakfast or brunch spread, serve your quiche alongside perfectly crispy roasted potatoes or golden hash browns.
- Fresh Fruit Salad: A vibrant and refreshing fruit salad adds a touch of sweetness and lightness, balancing the savory notes of the quiche. Berries, melon, and citrus fruits work particularly well.
- Smoothies or Smoothie Bowls: For a quick and nutritious pairing, a refreshing fruit or green smoothie makes for an excellent companion, adding extra vitamins and minerals.
- Whole Grain Toast or English Muffins: If you’re not strictly low-carb, a slice of whole grain toast or an English muffin with a smear of avocado or jam can round out the meal perfectly.
- Simple Green Salad: For lunch or a light dinner, a fresh green salad with a light vinaigrette offers a crisp contrast to the creamy quiche.
- Crispy Side Salad: A simple mix of arugula, cherry tomatoes, and a lemon-herb dressing makes for a light and refreshing side.
How to Store and Reheat Your Crustless Quiche for Optimal Freshness
One of the many benefits of this meal prep quiche is how well it stores, making your weeknights and mornings much easier.
Store and Reheat (Refrigerated): Allow any leftover quiche to cool completely to room temperature before storing. Place individual slices or the entire quiche in an airtight container in the fridge for up to 5 days. To reheat, pop a slice into the microwave for 1-2 minutes until warmed through, or for a crispier exterior, reheat in the oven at 350°F (175°C) for about 15-20 minutes, or until hot.
Freeze and Reheat from Frozen: This quiche freezes wonderfully, making it ideal for longer-term meal planning. Once completely cooled, wrap individual slices tightly in plastic wrap, then place them in a freezer-safe bag or container. It can be frozen for 3-4 months. When ready to enjoy, simply defrost the quiche overnight in the fridge. Once defrosted, reheat as normal in the microwave or oven until thoroughly warm. For a quick reheat directly from frozen, you can warm individual slices in the microwave for 3-4 minutes, or in a preheated oven at 350°F (175°C) for 25-30 minutes, covered loosely with foil to prevent overbrowning.

More Egg-Based Breakfast Recipes to Love
If you’re a fan of protein-packed, easy-to-make egg dishes, you’ll love these other breakfast ideas perfect for busy mornings or delightful brunches.
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Meal Prep Baked Eggs
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Meal Prep Breakfast Burritos
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Sausage Hashbrown Breakfast Casserole
Essential Meal Prep Tools for Effortless Cooking
Having the right tools can make meal prepping this healthy crustless quiche even easier and more efficient. These recommendations will help you store and organize your delicious creations for the week:
- Grab some glass meal prep bowls if you plan on storing individual portions of the leftovers. They are excellent for keeping food fresh, are microwave-safe, and are perfect for grab-and-go meals.
- A good quality 9-inch round cake pan or pie dish with high sides is essential for baking the quiche evenly and preventing overflow.
- A sturdy whisk and a large mixing bowl will make whisking eggs and combining ingredients a breeze.
- A sharp chef’s knife and cutting board are indispensable for finely chopping your broccoli and onion.

Crustless Broccoli Cheddar Quiche {Low Carb}
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Ingredients
- 1 tbsp butter
- 12 eggs
- 1 head broccoli, finely chopped
- 1 cup cheddar cheese
- 1/2 red onion, sliced
- 1/2 tsp each salt & pepper
Instructions
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Preheat oven to 350 F. Grease a 9-inch round cake pan with butter.
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Whisk eggs and salt & pepper together in a large bowl until combined. Mix in broccoli, cheddar and red onion.
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Add egg mixture to the greased cake pan, then bake in the oven for 60 minutes, or until an inserted toothpick comes out clean.
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Cut quiche into 6 slices, then serve and enjoy!
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Notes
Substitute the eggs for 24 egg whites. Make sure to check if it’s done earlier.
Add in 1 ½ cups of milk if you want your quiche to have more of a custard-like texture.
Make mini quiches by cooking the mixture in greased muffin tins for 20-25 minutes at 350°F.
Store any leftovers in the fridge for up to 5 days. Reheat in the microwave for 1-2 minutes or in the oven for 20 minutes at 350°F.
Freeze this quiche for 3-4 months. Defrost in the fridge then reheat as normal.
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