One-Pot Breakfast Casserole Muffins (Printable Version)

Savory muffins packed with eggs, cheese, spinach, and peppers for a convenient, tasty start to your day.

# Ingredient List:

→ Base

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

→ Vegetables

03 - 1 cup chopped baby spinach
04 - 1/2 cup diced red bell pepper
05 - 1/2 cup finely chopped onion

→ Protein (optional)

06 - 3/4 cup cooked bacon or breakfast sausage crumbled

→ Cheese

07 - 1 cup shredded cheddar or Monterey Jack cheese

→ Seasonings

08 - 1/2 teaspoon salt
09 - 1/4 teaspoon black pepper
10 - 1/4 teaspoon smoked paprika

→ Oils

11 - 1 tablespoon olive oil or nonstick spray for greasing

# Directions:

01 - Preheat oven to 350°F (175°C). Grease a 12-cup muffin tin using olive oil or nonstick spray.
02 - Whisk together eggs and milk in a large bowl until fully blended.
03 - Add chopped spinach, diced bell pepper, chopped onion, cooked bacon or sausage if using, shredded cheese, salt, black pepper, and smoked paprika to the egg mixture; stir gently to combine.
04 - Evenly distribute the mixture among the 12 muffin cups, filling each approximately three-quarters full.
05 - Bake for 22 to 25 minutes until muffins are set and lightly golden on top.
06 - Allow muffins to cool in the tin for 5 minutes, then loosen edges with a knife and remove. Serve warm or cool completely before storing.

# Expert Advice:

01 -
  • Portable meal-prep breakfast for busy mornings
  • Customizable, budget-friendly, and easy to reheat
02 -
  • For vegetarian muffins, omit bacon or sausage and add extra veggies.
  • These muffins keep up to 4 days in the fridge or 2 months in the freezer.
03 -
  • Add fresh herbs for extra flavor and color.
  • Try using leftover roasted vegetables or cheese to reduce waste and boost taste.
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