Fillings
Try one or more of the following combinations, or make up your own (use about 1/2 cup of filling total):
Chopped fresh spinach, sliced mushrooms, and shredded Swiss cheese
Sliced bell peppers and scallions and shredded cheddar cheese
Salsa and chopped avocado
Chopped olives and tomatoes and crumbled feta cheese
Chopped tomatoes and fresh basil and ricotta cheese