1 to 2 lb. ground beef
15 oz. bag Doritos (Nacho Cheese Flavor)
1 (8 oz.) shredded Cheddar cheese
1 (8 oz.) shredded Mozzarella cheese
2 to 3 med. tomatoes
1 med. onion (chopped)
1 sm. head of lettuce

In a 9 x 13 inch baking dish, place 15 ounce Doritos (Nacho cheese flavor). Set aside. Brown ground beef and drain well. Place ground beef on top of Doritos. Place onion, lettuce, tomato on top of ground beef and top off with cheeses.

Bake in 350 degree oven for approximately 30 to 45 minutes until heated thoroughly and cheeses are melted. Cooking times may vary according to your ovens.