Mini Spinach Egg Cups

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These mini spinach egg cups offer a delicious and nutritious option for breakfast or a snack. Packed with sautéed spinach, cheese, and fresh herbs, they combine wholesome ingredients for a protein-rich bite. Baked in muffin tins for easy serving, they are naturally gluten-free and can be customized with additional veggies or meats. Ready in just over half an hour, these cups are perfect for meal prepping or a light meal alongside a salad.

Updated on Tue, 23 Dec 2025 11:30:00 GMT
Golden brown Mini Crustless Quiches filled with spinach and cheese, perfect for brunch. Save to Pinterest
Golden brown Mini Crustless Quiches filled with spinach and cheese, perfect for brunch. | poppyfork.com

There's something magical about opening the oven to find twelve golden, puffed egg cups waiting for you—each one a perfect little package of breakfast done right. I discovered these crustless quiches by accident one Sunday morning when I had leftover spinach and a craving for something that felt indulgent but wasn't going to derail my week. The first batch came out of the oven and I realized I'd stumbled onto something that works for rushed weekday mornings, leisurely brunches, or whenever you need a protein-packed grab-and-go solution that actually tastes like you tried.

I made these for a friend who'd just started intermittent fasting, and she grabbed three straight from the fridge the next morning before even making coffee—that's when I knew they'd become a regular in her rotation. There's something quietly satisfying about having a homemade breakfast that's already waiting, no assembly required, no excuses needed.

Ingredients

  • Fresh spinach: Two cups might sound like a lot, but it wilts down dramatically—don't shy away from packing it in.
  • Onion and bell pepper: The softer vegetables add sweetness and body; sauté them first so they're tender, not crunchy.
  • Eggs: Six large ones bind everything together and give you that cloud-like texture when they puff in the oven.
  • Milk: This is your secret to silky centers—use whatever you have on hand, dairy or not.
  • Cheese blend: I use a mix of sharp cheddar and creamy mozzarella, but feta brings a salty tang that's equally wonderful.
  • Parmesan: Just a quarter cup adds nutty depth without overwhelming the dish.
  • Nutmeg: A pinch transforms egg dishes from everyday to elegant—trust me on this one.
  • Fresh herbs: Chives or parsley brighten everything at the very end.

Instructions

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Heat your oven and prep the tin:
Set your oven to 350°F and grease those muffin cups well—I use nonstick spray because silicone liners sometimes trap steam.
Sauté the vegetables:
In a hot skillet, soften the onion and peppers first, then add spinach and let it wilt completely so you're not trapping excess water in your quiches. This step is non-negotiable if you want custard-like centers instead of watery ones.
Whisk the base:
Crack those eggs into a bowl and whisk with milk and seasonings until pale and frothy—this incorporates air that makes them puff beautifully.
Combine and add cheese:
Stir in your cheese and herbs, then gently fold in the cooled vegetable mixture so you don't deflate the eggs.
Fill and level:
Divide the mixture evenly among the cups, filling to about three-quarters full—they'll rise a bit more as they bake.
Bake until set:
Look for gentle puffing and a set center around eighteen to twenty minutes; overbaking makes them rubbery, so start checking at the lower end.
Cool and turn out:
Let them rest five minutes so they firm up slightly, then run a knife around each edge and pop them out of the tin.
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Dries dishes, utensils, and cookware neatly after cooking, keeping your countertop organized and clutter free.
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A close-up of savory Mini Crustless Quiches, fresh from the oven, ready to eat. Save to Pinterest
A close-up of savory Mini Crustless Quiches, fresh from the oven, ready to eat. | poppyfork.com

My partner and I started keeping a batch in the freezer, and now Sunday mornings feel less chaotic because breakfast is already decided. These little cups have a way of turning rushed mornings into something manageable.

Storage and Freezing

Cool them completely before storing, and they'll keep in an airtight container in the fridge for about four days. For freezing, lay them on a baking sheet first so they freeze individually, then transfer to a freezer bag—they last about two months and reheat beautifully in a toaster oven at 300°F until warm.

Flavor Variations That Actually Work

These are humble enough to accept whatever you have on hand. Cooked bacon gets crumbled in for smokiness, sun-dried tomatoes bring acidity, and swapping spinach for kale gives you an earthier bite.

Why This Works as Breakfast

They're protein-dense and low in carbs, which means your energy stays steady instead of spiking and crashing—I notice the difference by mid-morning. Pair them with a side salad and you've got something that feels complete without the heavy carb load of traditional breakfast.

  • Make a double batch and you've solved breakfasts for the whole week.
  • Bring them to a potluck and watch them disappear faster than anything sweet on the table.
  • They're forgiving enough for beginners but elegant enough to impress unexpected guests.
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Imagine: Fluffy Mini Crustless Quiches dotted with herbs; a delicious vegetarian breakfast. Save to Pinterest
Imagine: Fluffy Mini Crustless Quiches dotted with herbs; a delicious vegetarian breakfast. | poppyfork.com

These little egg cups have quietly become a weekday staple that doesn't feel like meal prep—it just feels like taking care of yourself. That's the best kind of recipe.

Recipe Questions

Can I substitute spinach with other greens?

Yes, kale or Swiss chard can be used as alternatives to spinach, offering similar texture and flavor profiles.

What type of cheese works best in these cups?

Cheddar, feta, or mozzarella are recommended for their meltability and taste, while Parmesan adds a nice sharpness.

How do I ensure the egg cups hold together well?

Whisking eggs with milk and cheese creates a creamy mixture that sets firmly when baked, helping the cups hold their shape.

Can these cups be prepared ahead of time?

Yes, once cooled, they can be stored in the fridge or frozen for up to two months and reheated gently before serving.

Are these suitable for special diets?

These cups are naturally gluten-free and vegetarian. Using unsweetened non-dairy milk keeps them suitable for lactose-sensitive individuals.

Mini Spinach Egg Cups

Protein-rich spinach and cheese cups ideal for breakfast or a quick, healthy snack.

Prep Time
15 min
Cook Time
20 min
Overall Time
35 min
Created by Cooper Anderson


Skill Level Easy

Cuisine American

Makes 12 Number of Servings

Diet Tags Vegetarian, No Gluten

What You Need

Vegetables

01 2 cups fresh spinach, chopped
02 1/2 small onion, finely diced
03 1/2 red bell pepper, finely diced (optional)

Eggs & Dairy

01 6 large eggs
02 1/3 cup milk (dairy or unsweetened non-dairy)
03 1 cup shredded cheese (cheddar, feta, or mozzarella preferred)
04 1/4 cup grated Parmesan cheese

Seasonings

01 1/2 teaspoon salt
02 1/4 teaspoon black pepper
03 1/4 teaspoon ground nutmeg (optional)
04 1 tablespoon fresh chives or parsley, chopped

Directions

Step 01

Preheat the oven: Preheat oven to 350°F. Lightly grease a 12-cup muffin tin or line with silicone muffin liners.

Step 02

Sauté vegetables: In a skillet over medium heat, sauté onion and bell pepper until softened, about 3 to 4 minutes. Add spinach and cook until wilted, approximately 2 minutes. Remove from heat and let cool slightly.

Step 03

Prepare egg mixture: In a large bowl, whisk together eggs, milk, salt, black pepper, and nutmeg. Incorporate shredded cheese, grated Parmesan, and chopped herbs.

Step 04

Combine mixtures: Fold the sautéed spinach mixture into the egg mixture until fully combined.

Step 05

Fill muffin cups: Evenly distribute the mixture among the muffin cups, filling each approximately three-quarters full.

Step 06

Bake: Bake for 18 to 22 minutes, or until the quiches are puffed and set in the center.

Step 07

Cool and serve: Allow to cool for 5 minutes before running a knife around the edges to remove from the tin. Serve warm or at room temperature.

Tools Needed

  • 12-cup muffin tin
  • Skillet
  • Mixing bowls
  • Whisk
  • Knife and cutting board

Allergy Info

Review all ingredient labels for allergen risks and talk to a doctor if you’re uncertain.
  • Contains eggs and dairy products. Gluten-free as specified. Verify non-dairy milk and cheese labels for allergens if used.

Nutrition Info (each serving)

Nutritional details are for reference and not a substitute for medical guidance.
  • Total Calories: 90
  • Total Fat: 6 g
  • Carbohydrates: 2 g
  • Proteins: 7 g