Good news! You'll save 30 calories and 4g of fat per serving by preparing with KRAFT Mexican Style 2% Milk Finely Shredded Four Cheese and BREAKSTONE'S Reduced Fat or KNUDSEN Light Sour Cream.
Assemble casserole as directed. Refrigerate up to 24 hours. When ready to serve, bake 30 min. or until heated through before topping with remaining cheese and baking until melted.
Sprinkle with chopped fresh cilantro before serving.