1 lb. hamburger
1/2 onion, chopped
1 can Ro-Tel tomatoes
1 can enchilada sauce
1 can evaporated milk
1 lb. Velveeta cheese
Salt (to taste)
Pepper (to taste)
1 pkg. corn tortilla chips

Line a greased 9 x 13-inch pan with corn tortilla chips. Brown hamburger with onion; add Ro-Tel tomatoes, enchilada sauce, milk and cheese (chopped in chunks). Cook until cheese is all melted. Add half mixture in 9 x 13-inch pan. Spread another layer of tortilla chips over first half, then add rest of mixture. Cook in 375 degree oven for 30 to 45 minutes, or until mixture bubbles with crust.