Cheesy Scalloped Potatoes & Ham

INGREDIENTS

4 1/2 lb

red potatoes (about 13), cut into 1/4-inch-thick slices

container (500 mL) fat-free sour cream

1 cup

<i>Cheez Whiz</i> Light Cheese Spread

9 oz

deli smoked ham , chopped

green onion s, sliced

1/4 cup

<i>Kraft</i> 100% Parmesan Light Grated Cheese