BROWN ground beef, onion and chili powder in large nonstick skillet over medium high heat, stirring until beef is almost done, about 4 minutes. Stir in salsa and beans and cook, stirring occasionally, an additional 10 minutes.
LAYER 1/2 of the beef mixture in bottom of baking dish, top with Knorr® Pasta Sides™ - Cheesy Cheddar. Top with remaining beef mixture, then tortilla chips and cheese. Bake 10 minutes or until cheese is melted; now it's delicious. Dig in!