Mexican Casserole

1 lb Hamburger
1/2 tsp garlic powder
1 medium onion (chopped)
1 tsp salt
1/2 tsp black ground pepper
1 can cream of mushroom soup
1 can cream of chicken soup
1 can ro-tel tomatoes
1 med bag Doritos (nacho or corn)
2 cups cheese (graded)

Brown meat and onion until soft and brown; salt and pepper; Heat mixture of mushroom and Chicken soup, tomatoes, meat, 1/2 can of water; Alternate layers of chips, mixture, and cheese. Cook at 350 degrees for 30 minutes or until bubbly.