One-Pot Breakfast Muffins

Featured in: Quick Snack Bites

These one-pot breakfast muffins combine eggs, cheese, spinach, and bell pepper into portable, flavorful bites perfect for meal prep or grab-and-go mornings. Incorporating optional cooked bacon or sausage adds a savory protein boost, while smoked paprika and black pepper lend a subtle smoky warmth. Easy to prepare and bake in a single muffin tin, they remain delicious hot or cold and offer a vegetarian alternative by skipping the meat and adding extra vegetables. A convenient solution for busy days and a balanced start with fresh ingredients and wholesome flavor.

Updated on Wed, 19 Nov 2025 15:26:00 GMT
Fluffy One-Pot Breakfast Casserole Muffins, golden brown with visible cheese and colorful veggies. Save
Fluffy One-Pot Breakfast Casserole Muffins, golden brown with visible cheese and colorful veggies. | fryzia.com

Savory portable breakfast muffins packed with eggs cheese and veggies—perfect for meal prep budget-friendly and delicious hot or cold.

When my family asks for something fast and filling in the morning I whip up these breakfast casserole muffins. They are simple to assemble and everyone loves choosing their favorite mix-ins.

Ingredients

  • Eggs: 8 large eggs
  • Whole milk: 1/3 cup (or dairy-free alternative)
  • Baby spinach: 1 cup chopped
  • Red bell pepper: 1/2 cup diced
  • Onion: 1/2 cup finely chopped
  • Cooked bacon or breakfast sausage (optional): 3/4 cup crumbled (omit for vegetarian)
  • Shredded cheddar cheese: 1 cup (or Monterey Jack)
  • Salt: 1/2 teaspoon
  • Black pepper: 1/4 teaspoon
  • Smoked paprika: 1/4 teaspoon
  • Olive oil or nonstick spray: 1 tablespoon (for greasing muffin tin)

Instructions

Preheat and Grease:
Preheat oven to 350°F (175°C). Grease a 12-cup muffin tin with olive oil or nonstick spray.
Make Egg Base:
In a large bowl whisk together eggs and milk until fully combined.
Add Fillings:
Stir in spinach bell pepper onion cooked bacon or sausage (if using) cheese salt black pepper and smoked paprika.
Fill Muffin Tin:
Divide the mixture evenly among the 12 muffin cups filling each about 3/4 full.
Bake:
Bake for 22–25 minutes or until muffins are set and lightly golden.
Cool and Serve:
Cool in the tin for 5 minutes then run a knife around the edges and remove muffins. Serve warm or allow to cool completely for storage.
Freshly baked One-Pot Breakfast Casserole Muffins, perfect for a grab-and-go vegetarian meal. Save
Freshly baked One-Pot Breakfast Casserole Muffins, perfect for a grab-and-go vegetarian meal. | fryzia.com

The best part is watching my kids grab a muffin on their way out the door and knowing they have a nourishing start to the day.

Required Tools

12-cup muffin tin mixing bowl whisk knife cutting board oven

Allergen Information

Contains eggs milk cheese. For dairy-free use plant-based milk and cheese. May contain pork depending on protein choice.

Nutritional Information

Each muffin with bacon and cheddar has about 130 calories 9g fat 2g carbohydrates and 9g protein.

Golden-topped One-Pot Breakfast Casserole Muffins, delicious portable breakfast with visible crumbled bacon. Save
Golden-topped One-Pot Breakfast Casserole Muffins, delicious portable breakfast with visible crumbled bacon. | fryzia.com

Try these breakfast casserole muffins this week for effortless mornings and happy eaters.

Recipe FAQ Section

Can I make these muffins vegetarian?

Yes, simply omit the bacon or sausage and add extra vegetables like mushrooms or zucchini for added texture and flavor.

How should I store the muffins?

Store in the refrigerator for up to 4 days or freeze for up to 2 months. Reheat in the microwave or oven before serving.

What type of cheese works best?

Shredded cheddar or Monterey Jack cheese adds a creamy, melty texture, but you can substitute with your favorite cheese.

Can I prepare these muffins ahead of time?

Yes, mix ingredients and bake in advance for quick, grab-and-go breakfasts throughout the week.

Are there any suggested seasoning variations?

Try adding fresh herbs like chives or parsley for a fresh flavor boost or adjust spices to your preference.

One-Pot Breakfast Muffins

Savory muffins packed with eggs, cheese, spinach, and bell pepper for easy mornings.

Prep duration
15 min
Cook duration
25 min
Complete duration
40 min
Created by Samantha Rivera

Classification Quick Snack Bites

Complexity Level Easy

Heritage American

Output 12 Portion Count

Dietary considerations Meat-Free, No Gluten, Low-Carbohydrate

Components

Base

01 8 large eggs
02 1/3 cup whole milk or dairy-free alternative

Vegetables

01 1 cup chopped baby spinach
02 1/2 cup diced red bell pepper
03 1/2 cup finely chopped onion

Protein (optional)

01 3/4 cup cooked bacon or breakfast sausage, crumbled

Cheese

01 1 cup shredded cheddar or Monterey Jack cheese

Seasonings

01 1/2 teaspoon salt
02 1/4 teaspoon black pepper
03 1/4 teaspoon smoked paprika

Oils

01 1 tablespoon olive oil or nonstick spray (for greasing muffin tin)

Preparation Steps

Phase 01

Preheat and Prepare Tin: Preheat oven to 350°F. Grease a 12-cup muffin tin with olive oil or nonstick spray.

Phase 02

Combine Eggs and Milk: Whisk together eggs and milk in a large bowl until fully combined.

Phase 03

Mix Ingredients: Stir in spinach, bell pepper, onion, cooked bacon or sausage if using, cheese, salt, black pepper, and smoked paprika until evenly distributed.

Phase 04

Fill Muffin Cups: Divide mixture evenly among the 12 prepared muffin cups, filling each about three-quarters full.

Phase 05

Bake: Bake for 22 to 25 minutes, or until muffins are set and lightly golden on top.

Phase 06

Cool and Serve: Allow muffins to cool in the tin for 5 minutes, then loosen edges with a knife and remove. Serve warm or cool completely for storage.

Necessary tools

  • 12-cup muffin tin
  • Mixing bowl
  • Whisk
  • Knife and cutting board
  • Oven

Allergy information

Review all ingredients for potential allergens and consult with healthcare providers if you're uncertain about any item.
  • Contains eggs, milk, and dairy cheese.
  • May contain pork if using bacon or sausage.

Nutrient breakdown (per portion)

These values are approximate and shouldn't replace professional medical guidance.
  • Energy Value: 130
  • Fat: 9 g
  • Carbohydrates: 2 g
  • Protein Content: 9 g