1Heat oven to 375°F.
2Heat 4-quart saucepan over medium heat; add oil, then add squash, onion and chili. Cook about 3 minutes or until onions are softened.
3Place tortillas on ungreased large cookie sheet; spread with salsa verde, then spoon on cooked vegetables. Top with cheese.
4Bake 5 to 7 minutes or until hot and crispy around edges.