1 lb. Italian sausage links, sliced
1 small onion, cut lengthwise in half, then crosswise into thin slices
1 green pepper, cut into thin strips
1 pkg. (32 oz.) ORE-IDA TATER TOTS
1 jar (24 oz.) CLASSICO Tomato and Basil Pasta Sauce
1 pkg. (8 oz.) KRAFT Shredded Mozzarella Cheese