In a large saucepan on medium high heat , heat water and butter until butter melts. Meanwhile in 10"inch shallow casserole or baking dish arrange broccoli with stems pointed toward center. Add stuffing mix to water butter mix; toss until evenly moist. Place stuffing over broccoli stems. Top with turkey and gravey, then mushrooms. Bake @ 350* for 30-40 mins.Makes 4 servings..