1.In A Skillet, Cook Beef Over Medium Heat Until No Longer Pink; Drain. Stir In Soup. Sprinkle 1-1/2 Cups Tortilla Chips In A Greased Shallow 2-1/2-Qt. Baking Dish. Top With Beef Mixture, Salsa And Cheese. 2.Bake, Uncovered, At 350 Degrees F For 25-30 Minutes Or Until Bubbly. Sprinkle With The Remaining Chips. Bake 3 Minutes Longer Or Until Chips Are Lightly Toasted.