Mexican Casserole - cooking recipe

Ingredients

1 (11 oz.) pkg. Doritos
1 small onion, chopped
1 pkg. taco seasoning
1/2 head shredded lettuce
2 small tomatoes
1 large (12 oz.) pkg. Cheddar cheese
1 can refried beans
1 1/2 lb. hamburger

Preparation

Crush Doritos and put all but 1 cup in a 9 x 13-inch pan. Brown meat and onion.
Add taco seasoning and 1 cup water.
Let simmer a few minutes, then add refried beans and heat through. Place in pan on Doritos.
Add lettuce and diced tomatoes.
Top with rest of Doritos and cheese.
Bake at 350\u00b0 for 30 minutes.