Creamy Ham and Cheese Casserole

⅔ cup KRAFT Mayo with Olive Oil & Cracked Pepper Reduced Fat Mayonnaise

⅓ cup milk

2 cups chopped cooked ham

2 cups croutons

1 ½ cups KRAFT Shredded Three Cheese with a Touch of PHILADELPHIA

1 tomato, chopped

¼ cup chopped red onions

Heat oven to 350 degrees F.

Combine ingredients.

Spoon into 2-qt. casserole.

Bake 35 min. or until heated through.