Preparation:
Sauté onions, bell pepper, and garlic in butter. Add tomatoes, cumin, chili powder and beans. Simmer for 10 minutes. In a 9x13 oiled casserole dish layer first beans, then tortillas, cheese. Repeat.
Bake at 350F. for 20-35 minutes. Remove from oven and let set 5 to 10 minutes to set. Cut and serve. Garnish with tomatoes, lettuce, green onions, black olives, and sour cream. |