Mexican Lasagna
["1 lb. ground beef", "1/2 chopped onion", "1 (10 1/2 oz.) can pizza sauce", "1/4 c. sliced black olives", "1/2 tsp. salt", "1/4 tsp. crushed dried oregano", "1 beaten egg", "1 c. shredded Cheddar cheese", "1 c. cream-style cottage cheese", "4 c. tortilla chips"]
["Brown ground beef and onion. Drain.", "Stir in pizza sauce, olives, salt, oregano and dash of pepper.", "Cook, covered, 30 minutes.", "In a bowl, combine egg and cheeses.", "Set aside 8 whole tortilla chips. Slightly crush remaining chips.", "Spread 1/3 meat mixture in a 13 x 9-inch dish. Top with 1/2 cheese mixture and 1/2 crushed chips. Repeat layers, ending with meat. Bake at 350\u00b0 for 40 minutes. Top with whole tortilla chips and more cheese if desired."]
["ground beef", "onion", "pizza sauce", "black olives", "salt", "oregano", "egg", "Cheddar cheese", "cream-style cottage cheese", "tortilla chips"]