Add cream cheese, stirring until melted.
05Remove from heat, and stir in 1 1/2 cups Cheddar-Monterey Jack cheese.06Spread 1 cup salsa evenly in a lightly greased 13- x 9-inch baking dish.07Layer with 3 lasagna noodles (noodles should not touch each other or sides of dish), 2 cups ground beef mixture, and 3/4 cup salsa.08Repeat layers using 3 lasagna noodles, remaining ground beef mixture, and 3/4 cup salsa.09Top with remaining 3 noodles and 2 cups salsa, covering noodles completely.10Sprinkle evenly with remaining 1 1/2 cups Cheddar-Monterey Jack cheese.11Bake, covered, at 375° for 30 minutes.12Uncover and bake 10 to 15 more minutes or until cheese is melted and edges are lightly browned.13Let stand 5 minutes.14Serve with desired toppings.