White Truffle Cupcakes with Coconut Cream Cheese Frosting! Unwrap 20-24 white LINDOR truffles & set aside. Combine French vanilla cake mix, sm box instant vanilla pudding mix, 1 cup sour cream, 1/2 cup water, 1/2 cup oil, 4 eggs. Fill liners 2/3 full; bake at 350 for 5 min. Open oven, slide out rack, insert truffles into center of each cupcake. Bake add'l 13-15 min.