1 pkg. (32 oz.) ORE-IDA TATER TOTS
2 cups frozen broccoli cuts, thawed, cut into bite-size pieces
2 cups POLLY-O Original Ricotta Cheese
1/4 cup BREAKSTONE'S or KNUDSEN Sour Cream
5 tsp. GOOD SEASONS Garlic & Herb Dressing Mix
1 cup KRAFT Shredded Cheddar Cheese
1/2 cup KRAFT Shredded Swiss Cheese