Mexican Casserole - cooking recipe

Ingredients

8 flour tortillas, cut in pieces
1 (15 oz.) can refried beans
1 lb. ground beef
1 (15 oz.) can tomato sauce
1 pkg. taco seasoning mix
1 large onion, diced
8 oz. sour cream
8 oz. grated Colby cheese

Preparation

Cover bottom of greased 9 x 13-inch pan with tortillas. Spread refried beans over them.
Brown ground beef.
Add seasoning mix and tomato sauce; simmer 10 minutes.
Spread over beans. Continue layers according to ingredients listed, with top layer being grated Colby cheese.
Bake, uncovered,
at 325\u00b0 for 25 minutes until cheese melts and sauce is bubbly.
Serve with lettuce, tomatoes and salsa.