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A fun make-ahead breakfast or snack, these muffin tin frittatas are packed with veggies, protein, and flavor.
Oil Vegetables Feta cheese Eggs Herbs
Bake until the frittatas are puffed up, the edges are golden brown, and a knife inserted in the center comes out clean or they have reached an internal temperature of at least 160°F, about 18 to 22 minutes.