Mexican Dinner Salad

Ingredients

 * 4 Mission? Tostadas
 * 1 lb. lean Ground Beef
 * 1 large Onion chopped
 * 14 1/2 oz. can undrained Tomatoes chopped
 * 1 1/4 oz. pkg. Taco Seasoning Mix
 * 3/4 cup Water
 * 1 can rinsed Pinto Beans drained
 * Shredded Lettuce
 * 8 oz. pkg. Velveeta Pasteurized Prepared Cheese cut up Black Olives
 * Sour Cream

Directions

 * Cook beef and onion in a large skillet, stirring until beef crumbles and is no longer pink.
 * Drain.
 * Stir in 1 can chopped tomatoes, seasoning mix, and 3/4 cup water; cook over medium heat 10 minutes or until liquid evaporates.
 * Stir in pinto beans and cheese; cook until cheese melts.
 * Serve over shredded lettuce in tortilla salad shells with chopped tomatoes, sliced olives and sour cream toppings.