Taco Bake

1 pack of corn OR flour tortilla, cut into 1 inch cubes
1 can tomato soup
1/2 cup milk
2 cups shredded cheese
1 lb ground beef
1 onion
1-2 cups salsa

Brown ground beef and diced onions. In large bowl, combine tortillas, soup, milk, cheese, beef, onions, and salsa. Put into casserole dish, and bake at 350 until heated throughout, cheese is melted, and brown on top. Serve with sour cream.