Black Bean and Tortilla Bake

1 clove garlic, minced
1/2 cup chopped onion
1 cup chopped tomatoes
1/2 cup chopped green onions
1/2 tsp. chili powder
1/2 tsp cumin
1 can (8 oz) tomato sauce
1 can (16 oz) black beans, rinsed and drained
1 Tbsp. chopped cilantro
salt and pepper to taste
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.