Taco Casserole

1 onion
2 cloves minced garlic
1/2- 1 lb hamburger
2 TBSP taco seasoning
1 can black beans or kidney beans
1 can corn
1 cup salsa
1 cup cheese

Cook onion and garlic with ground beef. Drain fat, stir in taco seasoning, beans, corn and salsa. top with cheese.  Bake at 350 for 20 minutes. serve with chips and sour cream.