Cheeseburger Tater Tot Casserole

INGREDIENTS

1 lb

lean ground beef

1/3 cup

diced yellow or sweet onion

2/3 cup

HEINZ ketchup

2 tbsp

HEINZ prepared yellow mustard

2 tbsp

HEINZ dill pickle relish

2 tbsp

butter

2 tbsp

all-purpose flour

1 1/2 cups

milk

1/4 tsp

salt

1/4 tsp

freshly ground black pepper

2 cups

KRAFT Triple Cheddar Natural Shredded Cheese, divided use

32 oz

bag ORE-IDA® TATER TOTS® Potatoes