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These Breakfast Egg Muffins are an easy, high-protein breakfast made with eggs, cheese, and fresh vegetables baked into convenient omelet cups. These make-ahead egg muffins are perfect for busy mornings, breakfast meal prep, quick grab-and-go breakfasts, and easy snacks throughout the week.

Whether you need a healthy breakfast meal-prep idea for school mornings or a quick, low-carb breakfast to keep in the fridge, these baked egg muffins are simple, customizable, and family-friendly.

Close-up of Breakfast Egg Muffins with spinach, roasted red peppers, strawberries, and blueberries

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Table of Contents

❤️ Why You’ll Love This Recipe

Key Ingredients

NOTE: This section highlights ingredients used in the recipe. Find the full printable recipe in the recipe card below.

Eggs

Eggs create the fluffy base for these Breakfast Egg Muffins while adding plenty of protein for a filling breakfast.

Zucchini or spinach

Fresh vegetables add texture, flavor, and extra nutrition while helping keep the egg muffins moist.

Roasted red peppers

Roasted red peppers add color and a slightly sweet flavor that pairs perfectly with eggs and cheese.

Cheddar cheese

Cheddar cheese adds richness, helps hold the omelet cups together, and creates a delicious cheesy flavor.

Ingredients for Breakfast Egg Muffins including eggs, milk, spinach, roasted red peppers, red onion, and shredded cheese on a white surface

Ingredients & Substitutions

NOTE: This section suggests substitutions. Find the full printable recipe in the recipe card below.

  • large eggs – no substitution recommended
  • whole milk – substitute with half-and-half, almond milk, or oat milk
  • hot sauce – optional, substitute with salsa or omit completely
  • salt – no substitution recommended
  • pepper – substitute with white pepper if desired
  • zucchini or fresh spinach – substitute with kale, mushrooms, broccoli, tomatoes, cauliflower, or bell peppers
  • roasted red peppers – substitute with diced bell peppers or sun-dried tomatoes
  • red onion – substitute with green onions, shallots, or yellow onion
  • Cheddar cheese – substitute with mozzarella, Swiss, Monterey Jack, Colby-Jack, goat cheese, or Mexican blend cheese

Variations

  • Add cooked bacon, sausage, ham, chicken sausage, or chorizo for extra protein.
  • Make spicy egg muffins with jalapeños or pepper jack cheese.
  • Use spinach and feta for a Mediterranean-inspired version.
  • Add taco meat and Mexican blend cheese for a Tex-Mex flavor.
  • Use broccoli and Swiss cheese for a classic breakfast combo.
  • Swap in your favorite vegetables based on what you already have on hand.
Two Breakfast Egg Muffins on a white plate with strawberries and blueberries

Tips for Best Results

  • Finely chop vegetables so the muffins bake evenly.
  • Avoid watery vegetables unless they are cooked or drained first.
  • Do not overfill the muffin cups.
  • Let the muffins cool slightly before removing from the pan.
  • Silicone muffin liners make cleanup easier.
  • Make multiple flavor combinations in one muffin pan for variety.

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FAQs

Can I freeze Breakfast Egg Muffins?

Yes! Allow the egg muffins to cool completely, then freeze them in an airtight container or freezer bag for up to 2 months.

How do I reheat egg muffins?

Microwave individual muffins for 20-30 seconds until heated through.

Are these good for meal prep?

Absolutely. These Breakfast Egg Muffins are one of the easiest breakfast meal prep recipes because they store and reheat so well.

Can I make these dairy-free?

Yes. Use dairy-free milk and dairy-free shredded cheese.

Why did my egg muffins deflate?

Egg muffins naturally puff while baking and settle slightly as they cool.

Can I use different vegetables?

Yes! These omelet cups are very customizable and work well with many vegetables and proteins.

How to Store Breakfast Egg Muffins

Store leftover Breakfast Egg Muffins in an airtight container in the refrigerator for up to 4 days. Reheat in the microwave for a quick breakfast or easy snack.

For longer storage, freeze the muffins and thaw overnight in the refrigerator before reheating.

How to Make Breakfast Egg Muffins

NOTE: This section includes a step-by-step guide. Find the full printable recipe in the recipe card below.

These Breakfast Egg Muffins come together quickly with just a few simple steps. Mix the ingredients, pour the egg mixture into muffin cups, and bake until fluffy and set.

Quick steps:

  1. Preheat the oven to 350°F and grease a muffin pan.
  2. Whisk together the eggs, milk, hot sauce, salt, and pepper.
  3. Stir in the vegetables, onion, and cheese.
  4. Divide evenly into muffin cups.
  5. Bake for 20-22 minutes until fully set.
  6. Cool slightly before removing from the pan.

Serve with your favorite breakfast sides like breakfast potatoes, fresh fruit, smoothies, pancakes, waffles, toast, or muffins for an easy breakfast spread everyone will enjoy.

Why These Work for Meal Prep

These Breakfast Egg Muffins store and reheat beautifully, making them one of the best breakfast meal prep ideas for busy families. You can make a batch ahead of time, refrigerate or freeze them, and reheat individual portions in seconds for a quick high-protein breakfast during hectic mornings.

They are also great for school mornings, post-workout snacks, brunch spreads, and easy low-carb breakfasts throughout the week.

Eggs, milk, hot sauce, salt, and pepper in a glass bowl for Breakfast Egg Muffins
Whisked egg mixture in a glass bowl for Breakfast Egg Muffins
Spinach, roasted red peppers, red onion, and shredded cheese added to egg mixture for Breakfast Egg Muffins
Mixed egg and vegetable filling for Breakfast Egg Muffins in a glass bowl
Unbaked Breakfast Egg Muffins in a muffin pan before baking
Baked Breakfast Egg Muffins in a muffin pan fresh from the oven

If You Enjoyed Breakfast Egg Muffins

You may also enjoy other easy breakfast recipes, brunch ideas, meal prep breakfasts, muffin recipes, smoothies, casseroles, and quick breakfast ideas from Love Bakes Good Cakes.

📌 Save This Recipe

Save these Breakfast Egg Muffins for busy weekdays, holiday brunches, healthy breakfast meal prep, and quick freezer-friendly breakfasts. These easy omelet cups are perfect for high-protein breakfasts, low-carb meal prep, and grab-and-go breakfast ideas your family will love.

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Breakfast Egg Muffins served on a plate with strawberries and blueberries
Breakfast Egg Muffins with spinach, roasted red peppers, and cheese served with strawberries and blueberries on a white plate
4.62 from 31 votes
Servings: 6 servings

Breakfast Egg Muffins

By Jamie Sherman
These Breakfast Egg Muffins are fluffy, cheesy, freezer-friendly, and perfect for healthy breakfast meal prep.
Prep: 10 minutes
Cook: 25 minutes
Total: 35 minutes
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Equipment

Ingredients 

  • 6 large eggs
  • ½ cup whole milk
  • 2 drops hot sauce, optional
  • ¼ teaspoon salt
  • ⅛ teaspoon pepper
  • 1 cup zucchini or fresh spinach, finely chopped
  • ¼ cup roasted red peppers, finely chopped
  • 2 tablespoons red onion, finely chopped
  • 1 cup shredded Cheddar cheese, 4 oz.

Instructions 

  • Preheat oven to 350°F. Grease a 12-cup muffin pan or spray with nonstick cooking spray.
  • In a medium bowl, whisk together the eggs, milk, hot sauce, salt, and pepper until well combined.
    6 large eggs, ½ cup whole milk, 2 drops hot sauce, ¼ teaspoon salt, ⅛ teaspoon pepper
  • Stir in the zucchini or spinach, roasted red peppers, red onion, and cheese.
    1 cup zucchini or fresh spinach, ¼ cup roasted red peppers, 2 tablespoons red onion, 1 cup shredded Cheddar cheese
  • Divide the mixture evenly between the muffin cups. The muffin cups will be nearly full.
  • Bake for 20-22 minutes or until the eggs are fully set.
  • Allow the egg muffins to cool in the pan for 3-5 minutes.
  • Run a butter knife around the edges to loosen and carefully remove the muffins.
  • Serve warm.

Notes

🥡 STORAGE

  • Store leftover Breakfast Egg Muffins in an airtight container in the refrigerator for up to 4 days.
  • Allow the muffins to cool completely before storing.

♨️ REHEATING

  • Microwave individual egg muffins for 20-30 seconds until heated through.
  • Reheat in a 300°F oven for 8-10 minutes if warming several at once.
  • Air fry at 300°F for 3-4 minutes for a slightly crisp exterior.

❄️ FREEZING

  • Freeze cooled egg muffins in a freezer-safe container or freezer bag for up to 2 months.
  • Thaw overnight in the refrigerator before reheating.

💡 TIPS FOR BEST RESULTS

  • Finely chop vegetables for even cooking.
  • Avoid watery vegetables unless they are cooked or drained first.
  • Silicone muffin liners make removal easier.
  • Let the muffins rest briefly before removing from the pan.

🍳 ALTERNATE COOKING METHODS

  • Make mini egg muffins using a mini muffin pan and reduce bake time to 12-15 minutes.
  • Bake the mixture in a greased baking dish for a crustless breakfast casserole version.

♻️ LEFTOVERS

  • Chop leftovers and add them to breakfast wraps or sandwiches.
  • Crumble reheated egg muffins over breakfast potatoes or salads.

📝 NOTES

  • These Breakfast Egg Muffins are perfect for a healthy breakfast meal prep.
  • Customize them with your favorite vegetables, meats, and cheeses.
  • You can make several flavor combinations in one muffin pan.
  • These omelet cups freeze and reheat beautifully for busy mornings.

Nutrition

Serving: 2muffins, Calories: 122kcal, Carbohydrates: 3g, Protein: 12g, Fat: 7g, Saturated Fat: 3g, Polyunsaturated Fat: 1g, Monounsaturated Fat: 2g, Trans Fat: 0.02g, Cholesterol: 192mg, Sodium: 381mg, Potassium: 180mg, Fiber: 0.3g, Sugar: 2g, Vitamin A: 414IU, Vitamin C: 7mg, Calcium: 138mg, Iron: 1mg

Nutrition information is automatically calculated, so should only be used as an approximation.

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🍽️ Other Recipes You May Enjoy

If you enjoyed this recipe, here are a few more reader-favorite recipes from Love Bakes Good Cakes you may want to try next.

Jamie

Jamie Sherman founded Love Bakes Good Cakes in February 2012. She is a self-taught home cook passionate about sharing easy, delicious, and family-friendly recipes. From comforting classics to irresistible desserts, I believe homemade food brings people together. Join me on my journey of creating and sharing meals that bring joy to every table!

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4.62 from 31 votes (31 ratings without comment)

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48 Comments

  1. 1froglegs says:

    Mty favorite recipe where eggs are the primary ingredient is an omelet. Otherwise, cookies and brownies.

    Reply
  2. Sandra says:

    Anything that is a cookie!

    Reply
  3. Ellen says:

    I love to make a tomato tart with eggs of course

    Reply
  4. Denise Falicki says:

    I love my eggs hard boiled. DEE Fedor Falicki

    Reply
  5. Brittany Koelmel says:

    I love sunny side up eggs!

    Reply
  6. Kristen says:

    I love onion corn quiche.

    Reply
  7. freddie says:

    I love cheese omelets. They are so good. dwelchert at yahoo dot com

    Reply
  8. Lori Williams says:

    I love a good fried egg sandwich on peanut butter toast with bacon! It is so good!

    Reply
  9. southernkisst says:

    I love a simple fried egg over easy. So simple yet so good!

    Reply
  10. Debbie Bray says:

    eggs benedict

    Reply