Crustless Quiche

Is Crustless Quiche the Easiest Low-Carb Lunch You Can Make?

Did you know that one large egg gives you about 6 grams of protein for only about 70 calories and less than 1 gram of carbs, according to USDA FoodData Central? Many people still believe a quiche needs a buttery crust to taste good. That’s a myth! This crustless quiche delivers a creamy, savory, golden slice with just 2 grams of net carbs. In this crustless quiche recipe, I’ll walk you through every step, plus tips, swaps, and storage tricks so it turns out right every time.

If you’re new to keto, low-carb egg bakes like this one are some of the simplest meals to master. You only need one bowl, one pie dish, and about 15 minutes of hands-on work.

Ingredients for Easy Crustless Quiche

Picture this: salty, crispy bacon, silky eggs, melty cheddar, and tender spinach in every bite. Here’s what you need (serves 8):

• 6 large eggs, the creamy base of the custard
• 1 cup heavy cream, for a rich, velvety texture
• 1 cup shredded sharp cheddar, which adds a sharp, nutty flavor
• 4 slices bacon, cooked and crumbled for a smoky crunch
• 1 cup fresh spinach, roughly chopped
• 1/4 cup green onions, sliced
• 1/2 teaspoon salt
• 1/4 teaspoon black pepper
• 1/4 teaspoon garlic powder
• 1 tablespoon butter or avocado oil, for greasing the dish

Easy substitutions:

• Heavy cream: unsweetened almond milk or coconut cream (dairy-free)
• Cheddar: Swiss, Gruyère, mozzarella, or feta
• Bacon: diced ham, cooked sausage, or smoked salmon
• Spinach: broccoli florets, mushrooms, or zucchini (squeeze out the moisture first)

Timing

• Prep time: 15 minutes
• Cook time: 40 minutes
• Total time: 55 minutes

That is about 25% less time than a traditional quiche, which often takes 75 minutes or more once you add making, chilling, and blind-baking the pastry. Skipping the crust is the reason this crustless quiche comes together so quickly.

Step-by-Step Instructions

Step 1: Preheat and Prep Your Dish

Heat your oven to 350°F (175°C). Grease a 9-inch pie dish well with butter. Don’t skip this step, because eggs love to stick, and a good coating means clean slices later.

Step 2: Cook the Bacon

Cook the bacon in a skillet over medium heat until crisp, about 8 minutes. Drain it on paper towels, then crumble it. Tip: bake the bacon on a sheet pan at 400°F for 15 minutes if you want less mess and more even crisping.

Step 3: Prep the Veggies

Chop the spinach and slice the green onions. If you use watery vegetables like zucchini or mushrooms, sauté them first or pat them dry. Extra moisture is the number one cause of a soggy quiche.

Step 4: Whisk the Custard

In a large bowl, whisk the eggs, heavy cream, salt, pepper, and garlic powder until smooth. Whisk just until combined. Beating in too much air makes the quiche puffy and then deflates it as it cools.

Step 5: Layer and Pour

Scatter the bacon, spinach, green onions, and half the cheese in the dish. Slowly pour the egg mixture over the top, then sprinkle with the remaining cheese. Layering this way keeps the fillings evenly spread through every slice.

Step 6: Bake the Crustless Quiche

Bake for 35 to 40 minutes. The edges should be set and golden, and the center should jiggle just slightly. A knife inserted near the middle should come out clean. Let it rest for 10 minutes before slicing. This resting time lets the custard finish setting so your slices hold their shape.

Nutritional Information for Crustless Quiche

Here are the approximate values per slice (1/8 of the quiche):

• Calories: 240
• Fat: 21 g
• Protein: 13 g
• Total carbs: 2.5 g
• Fiber: 0.5 g
• Net carbs: 2 g
• Sodium: 430 mg

With 21 grams of fat and only 2 grams of net carbs per slice, this fits keto macros well and keeps you full for hours. Values vary by brand, so use your favorite nutrition calculator for exact numbers.

Healthier Alternatives for This Crustless Quiche Recipe

Want to adjust the recipe for your own goals? Try these swaps:

• Lighter version: Replace half the cream with unsweetened almond milk to cut calories and saturated fat.
• More protein: Add 1/2 cup cottage cheese or extra egg whites.
• Extra veggies: Fold in bell peppers, asparagus, or kale for more fiber and vitamins.
• Dairy-free: Use coconut cream, dairy-free cheese, and olive oil.
• Vegetarian: Skip the bacon and add sun-dried tomatoes and mushrooms.
• Lower sodium: Use unsalted butter, reduce the salt, and choose low-sodium bacon.

Serving Suggestions

This quiche is as flexible as it is delicious. Here are some ideas:

• Serve crustless quiche with our lemon arugula salad for a light, fresh lunch.
• Pair a warm slice with roasted asparagus or garlic green beans for a full keto dinner.
• Add sliced avocado and fresh berries for a balanced brunch plate.
• Cut it into small squares for party appetizers or a holiday buffet.
• Pack a slice with cucumber sticks and cheese cubes for a grab-and-go work lunch.

Looking for more ideas? Browse our collection of keto lunch recipes for more easy low-carb meals.

Common Mistakes to Avoid

• Using watery vegetables raw. Moisture leaks out during baking and makes a runny center. Sauté or pat dry first.
• Overbaking. Eggs turn rubbery when overcooked. Pull the quiche out when the center still has a slight wobble, because it keeps cooking as it rests.
• Skipping the grease. Even nonstick dishes need butter or oil to prevent sticking.
• Using low-fat dairy. Fat gives the custard its smooth texture. Low-fat milk can make it watery.
• Slicing too soon. Cutting right out of the oven makes the slices collapse. Always let it rest for 10 minutes.
• Too much filling. More than about 2 cups of add-ins can keep the custard from setting properly.

The biggest crustless quiche mistake is rushing the rest time, so be patient.

Storing Tips for Crustless Quiche

Fridge: Cool the quiche completely, cover it tightly, and refrigerate for up to 4 days. Leftover crustless quiche tastes great cold or reheated.

Freezer: Wrap individual slices in parchment, then place them in a freezer bag. They keep for up to 2 months. Thaw overnight in the fridge.

Reheating: Warm a slice in the microwave for 45 to 60 seconds, or in a 325°F oven for 10 to 15 minutes for a crispier edge.

Make-ahead tip: Cook the bacon and chop the vegetables the night before. In the morning, just whisk and bake.

Conclusion

This crustless quiche recipe delivers creamy eggs, crispy bacon, and melted cheddar with only 2 grams of net carbs per slice. It takes about an hour, stores well, and suits busy weekdays. Try it today, leave a comment below, and subscribe to our blog for more keto recipes!

FAQs About Crustless Quiche

Crustless Quiche

Recipe by Leese

0.0 from 0 votes

Course: LunchCuisine: French

Servings

8

servings

Prep time

15

minutes

Cooking time

40

minutes

Total time

55

minutes

An easy crustless quiche recipe with bacon, spinach, and cheddar. Low-carb, keto-friendly, and ready in 55 minutes.

Ingredients

• 6 large eggs

• 1 cup heavy cream

• 1 cup shredded sharp cheddar

• 4 slices bacon, cooked and crumbled

• 1 cup fresh spinach, roughly chopped

• 1/4 cup green onions, sliced

• 1/2 teaspoon salt

• 1/4 teaspoon black pepper

• 1/4 teaspoon garlic powder

• 1 tablespoon butter or avocado oil, for greasing

Directions

• Preheat and prep your dish:
  Heat your oven to 350°F (175°C). Grease a 9-inch pie dish well with butter.
• Cook the bacon:
  Cook the bacon in a skillet over medium heat until crisp, about 8 minutes. Drain on paper towels and crumble.
• Prep the veggies:
  Chop the spinach and slice the green onions. Sauté or pat dry any watery vegetables.
• Whisk the custard:
  Whisk the eggs, heavy cream, salt, pepper, and garlic powder until just combined.
• Layer and pour:
  Scatter the bacon, spinach, green onions, and half the cheese in the dish. Pour the egg mixture over the top and sprinkle with the remaining cheese.
• Bake the crustless quiche:
  Bake for 35 to 40 minutes until the edges are set and golden, and the center jiggles slightly. Rest for 10 minutes before slicing.