Taco Casserole
["2 lb. ground beef", "1 chopped onion", "2 pkg. taco seasoning mix", "salt and pepper", "2 c. water", "1 small can chopped black olives (optional)", "1 pkg. flour tortilla shells", "1 small can whole kernel corn, drained", "1/2 (8 oz.) pkg. Monterey Jack cheese (with jalapeno peppers), grated", "1 (10 oz.) pkg. Cracker Barrel cheese, grated"]
["Brown meat with salt, pepper and onion.", "Drain.", "Add taco mix and 2 cups water.", "Cook on medium heat until mixture is hot.", "Let simmer on very low heat, stirring occasionally, until mixture is thick.", "Add drained corn and olives (if desired); heat.", "Grate each kind of cheese separately.", "Spray baking dish with vegetable spray. Fill each separated shell with small amount of pepper, cheese and meat.", "Roll shells and lay in dish (side by side) and pour rest of meat sauce over rolled shells.", "Cover the tops of shells with grated cheese (Cracker Barrel).", "Bake at 400\u00b0 for 5 to 10 minutes or until cheese is melted."]
["ground beef", "onion", "taco seasoning mix", "salt", "water", "black olives", "flour tortilla shells", "whole kernel corn", "cheese", "Barrel cheese"]