Pronto Casserole

1 lb. hamburger
1/2 onion, chopped
Salt and pepper
2 15-oz. cans chili
1 pkg. corn chips
Grated cheese

Brown hamburger with onion. Season. Add chili. Simmer 10 minutes. Pour over 1 package corn chips in pan. Top with grated cheese. Bake at 350 for 15 minutes.