1.Toss Beef With Soy Sauce, Cornstarch, Crushed Red Pepper And Garlic In Non-Metal Bowl. Cover And Refrigerate 20 Minutes. 2.Heat Oil In Wok Or Large Skillet Over High Heat. Stir Fry Beef Until No Longer Pink, 5 Minutes. Stir In Broccoli, Onions And Water Chestnuts; Cook 2 Minutes. Pour In Broth, And Bring To A Boil. Stir In Peanuts, Cook One Minute More, And Serve.