Spinach and Mushroom Frittata

Ingredients

• Shredded cheese (such as cheddar or mozzarella) - 1 cup
• Black pepper - 1/4 teaspoon
• Salt - 1/2 teaspoon
• Milk - 1/4 cup
• Eggs - 6
• Spinach - 2 cups, chopped
• Mushrooms - 8 ounces, sliced
• Olive oil - 1 tablespoon

Instructions

1. Preheat the oven to 375°F.
2. Heat the olive oil in a large oven-safe skillet over medium heat.
3. Add the mushrooms and cook until they release their moisture and start to brown, about 5 minutes.
4. Add the chopped spinach and cook until wilted, about 2 minutes.
5. In a bowl, whisk together the eggs, milk, salt, and black pepper.
6. Pour the egg mixture over the mushrooms and spinach in the skillet.
7. Sprinkle the shredded cheese evenly over the top.
8. Transfer the skillet to the preheated oven and bake for 15-20 minutes, or until the frittata is set and the cheese is melted and golden.
9. Remove from the oven and let it cool for a few minutes before slicing and serving.