Easy Baked Taco Pie
1 lb. extra-lean ground beef 1 onion, chopped 1 Tbsp. chili powder 1 can (14-1/2 oz.) diced tomatoes, undrained 1 pkg. (10 oz.) frozen corn, thawed, drained 6 whole wheat tortillas (6 inch) 1 cup KRAFT Mexican Style 2% Milk Finely Shredded Four Cheese, divided 1/4 cup BREAKSTONE’S Reduced Fat or KNUDSEN Light Sour Cream… Easy Baked Taco Pie