Zesty Cheeseburger Mac Casserole

Prep Time: 15 min Total Time: 54 min

1 pkg. (16 oz.) frozen vegetable blend with broccoli, carrots, cauliflower (3 cups)
1 pkg. (14 oz.) KRAFT Deluxe Macaroni & Cheese Dinner Made With 2% Milk Cheese
3/4 cup fat-free milk
1/4 cup Light Zesty Italian Dressing
1 lb. extra-lean ground beef, cooked, drained
1 cup Shredded Sharp Cheddar Cheese, divided

HEAT oven to 375°F.
PLACE frozen vegetables in colander in sink. Cook Macaroni as directed on package. Pour cooked macaroni over vegetables in colander to drain and quickly thaw vegetables.
RETURN macaroni and vegetables to same saucepan. Add Cheese Sauce, milk and dressing; mix well. Add cooked meat and 1/2 cup Cheddar cheese; mix well. Spoon into 2-qt. round casserole dish; cover.
BAKE 35 min. or until heated through. Uncover; top with remaining Cheddar cheese. Bake 3 to 4 min. or until cheese is melted.