1 1/2 lbs. ground beef
1 lg. onion, chopped
1 can condensed cream of mushroom soup
1 can condensed cream of chicken soup
1 sm. can (4 oz.) chopped green chilies
1 can mild enchilada sauce
3/4 c. milk
1/2 lb. cheddar cheese, grated
1/2 lb. Monterey Jack cheese, grated
1 pt. sour cream
1 pkg. soft tortillas

Brown meat and onion. Season with salt and pepper. Add soups, green chilies, enchilada sauce and milk. Line a 9"x13" pan with tortillas and top with half the meat mixture and half the cheeses. Repeat layers. Bake at 350 degrees for 40 minutes; cool slightly and cut in squares to serve. Top each square with a dab of sour cream.