Best Frittata Egg Muffins (Print Version)

Savory egg muffins packed with veggies and cheese, ready in under 40 minutes for an easy breakfast or snack.

# What You’ll Need:

→ Eggs and Dairy

01 - 8 large eggs
02 - 1/3 cup whole milk
03 - 1 cup shredded cheddar cheese
04 - 1/3 cup grated Parmesan cheese

→ Vegetables

05 - 1 cup baby spinach, chopped
06 - 1/2 cup red bell pepper, diced
07 - 1/2 cup cherry tomatoes, quartered
08 - 1/3 cup red onion, finely chopped

→ Herbs & Seasoning

09 - 1/4 teaspoon salt
10 - 1/4 teaspoon freshly ground black pepper
11 - 1/2 teaspoon dried Italian herbs

→ Oils

12 - 1 tablespoon olive oil

# Steps:

01 - Preheat the oven to 375°F. Lightly grease a 12-cup muffin tin with olive oil or nonstick spray.
02 - Heat olive oil in a skillet over medium heat. Add red onion and bell pepper; sauté for 3-4 minutes until softened. Stir in spinach and cook for 1 minute until wilted. Remove from heat and let cool slightly.
03 - In a large bowl, whisk eggs, milk, salt, pepper, and Italian herbs until well combined.
04 - Fold in cheddar cheese, Parmesan, sautéed vegetables, and cherry tomatoes.
05 - Divide the egg mixture evenly among the muffin cups, filling each about 3/4 full.
06 - Bake for 18-20 minutes, or until the muffins are puffed and set in the center.
07 - Let cool for 5 minutes before removing from the tin. Serve warm or at room temperature.

# Expert Tips:

01 -
  • These grab-and-go muffins transformed my chaotic mornings into something actually civilized
  • The vegetable-to-egg ratio is spot on—substantial enough to feel like real food but still light and fluffy
  • They reheat beautifully and somehow taste even better after a night in the fridge
02 -
  • Overfilling the muffin cups is the most common mistake—leave room for them to rise or they will spill over and stick to everything
  • Letting the vegetables cool before mixing with eggs prevents them from cooking the eggs prematurely and affecting the texture
  • These firm up significantly as they cool, so if they seem slightly underdone when you remove them, that's completely normal
03 -
  • Invest in a silicone muffin tin—removal becomes effortless and cleanup is practically non-existent
  • For extra fluffy muffins, separate the eggs and whip the whites before folding them back in
  • Freeze them on a baking sheet first before transferring to a bag—this prevents them from sticking together

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