One-Pan Ham Swiss Frittata (Printable)

Brunch-ready ham, Swiss cheese, and veggies baked with eggs in a single skillet for easy cleanup.

# Ingredient List:

→ Eggs & Dairy

01 - 8 large eggs
02 - 1/4 cup whole milk
03 - 1 cup shredded Swiss cheese

→ Meats

04 - 1 cup diced cooked ham

→ Vegetables

05 - 1/2 cup diced yellow onion
06 - 1 cup chopped baby spinach
07 - 1/2 cup cherry tomatoes, halved

→ Spices & Seasonings

08 - 1/2 teaspoon salt
09 - 1/4 teaspoon black pepper
10 - 1/4 teaspoon dried thyme

→ For Cooking

11 - 1 tablespoon olive oil

# How-To Steps:

01 - Preheat oven to 375°F.
02 - In a large oven-safe skillet, heat olive oil over medium heat. Add diced onion and sauté for 3 minutes until translucent.
03 - Add diced ham and cook for 2 minutes. Stir in chopped spinach and halved cherry tomatoes; cook until spinach is wilted, about 1 minute.
04 - In a mixing bowl, whisk together eggs, whole milk, salt, black pepper, and dried thyme. Fold in half the shredded Swiss cheese.
05 - Pour egg mixture evenly over ham and vegetables in the skillet. Sprinkle remaining cheese on top.
06 - Cook on the stovetop for 2 to 3 minutes until edges begin to set.
07 - Transfer skillet to the preheated oven. Bake for 12 to 15 minutes, or until puffed and set in the center.
08 - Remove from oven, let stand briefly. Slice and serve warm or at room temperature.

# Expert Advice:

01 -
  • One-pan magic means you spend more time eating than cleaning.
  • The mix of smoky ham and nutty Swiss cheese is always a crowd pleaser, even with picky eaters.
02 -
  • If you skip pre-cooking the veggies, the frittata can be watery—don’t rush that step.
  • Sprinkling cheese both inside and on top gives an irresistible golden crust—never underestimate texture.
03 -
  • Bring eggs to room temperature to guarantee fluffier results.
  • Turn the broiler on for the last minute if you crave a deeper golden top.
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