8 cups chopped iceberg lettuce
3/4 cup sliced red onions (about 1 small)
2 cups frozen peas, thawed (one 10-oz. pkg.)
1 pkg. (6 oz.) OSCAR MAYER Smoked Ham, chopped
3/4 cup KRAFT Mayo Real Mayonnaise
1/4 cup KRAFT 100% Grated Parmesan Cheese
1 Tbsp. sugar
1 cup KRAFT Natural Three Cheese Crumbles
2/3 cup chopped tomatoes (about 2 small)
LAYER lettuce, onions, peas and ham in large straight-sided serving bowl.
MIX mayo, Parmesan cheese and sugar.
Spread over salad to seal; cover.
Refrigerate several hours or overnight.
TOP with cheese crumbles and tomatoes just before serving; toss gently.