Lasco 80104 Back Porch soft serve vanilla ice cream mix comes in a hefty 6 pound bag. Take advantage of its long shelf life. Because there isn't any wet ingredients you can store this wonderful treat for up to a year in an unopened package. Once opened it can last up to 14 days in the refrigerator! Our back porch soft serve ice cream is sure to tickle your taste buds with it's creamy texture and it's heavenly flavor. This mix is a cinch to use, just add water and pour it into your soft serve machine. Enjoy a delicious, low fat, and cholesterol free ice cream!