Black Bean and Tortilla Bake

1 garlic clove, minced
1/2 cup chopped onion
1 cup chopped tomato
1/2 cup chopped green onion
1/2 teaspoon chili powder
2 teaspoons cumin powder
1 (8 ounce) can tomato sauce
1 (16 ounce) can black beans, rinsed and drained
1 tablespoon chopped cilantro
salt and pepper
12 soft corn tortillas
8 ounces low-fat cheddar cheese, shredded, reserve 2 tablespoons

Preheat oven to 350* F.
Spray a large skillet with cooking spray.
Add garlic, onions, tomato, green onion, cumin, and chili powder.
Cook on medium heat until onion is tender.
Add tomato sauce and cook 5 minutes more.
Stir in beans, cilantro, salt and pepper.
Spray a 9 inch square baking dish with cooking spray.
Layer 4 tortillas, 1/3 cheese, and 1/3 of the bean mixture; repeat 2 more times.
Top with reserved 2 tablespoons of cheese.
Bake 20 minutes, covered, then 10 minutes uncovered or until bubbly.