Mexican Casserole - cooking recipe

Ingredients

1 1/2 lb. hamburger meat
1/2 c. chopped onion
1 can beef broth
1 pkg. taco mix
1 can cream of mushroom soup
1 can Ro-Tel tomatoes
grated cheese
1 (11 oz.) bag Doritos

Preparation

Place Doritos in dish. Heat other ingredients.
Pour over chips.
Top with cheese.
Melt cheese.
Serve.