Have you ever run into a situation where you've needed a pastry bag to pipe over-sweetened icing onto a cake, fill deviled eggs, or meter out dough for any number of deep-fried goodies? Pastry bags are not too expensive, but when you don't have one and time is running out to decorate that delectable cake you've just baked before your guests arrive, what do you do? Everyone say it together now, "do-it-yourself!"