Where can I make a one-time purchase? Ready, Set, Food! is available on Amazon for one-time purchase options. Related articles Could my baby have a reaction to Ready, Set, Food!? Why do you only include 3 allergens? Why not others like shellfish, or tree nuts? How do I cancel my Plan? You're not supposed to shake breast milk because it will lose its nutrients. Why do you recommend shaking it? How will my order ship?