Quick & Healthy Egg Muffins with Spinach and Feta are savory, protein-packed breakfast bites that are easy to prepare, flavorful, and perfect for meal prep.
8 large eggs
1/4 cup milk
1 cup fresh spinach, chopped
1/2 cup feta cheese, crumbled
1/4 cup finely chopped onion
1 clove garlic, minced
1/2 teaspoon salt
1/4 teaspoon black pepper
1/4 teaspoon dried oregano
1 tablespoon olive oil or cooking spray