In a bowl, combine the first seven ingredients; set aside. Grease a shallow 2-1/2-qt. baking dish with 1 tablespoon oil. Place a third row of the potatoes and tomatoes in dish. Drizzle with 2 tablespoons oil; sprinkle with a third of the cheese mixture. Repeat layers twice. Cover and bake at 350° for 55-65 minutes or until the potatoes are tender.