Products sometimes disappear before consumers are ready to let them go. The well-prepared know to stock up while their endangered faves are still available. Take Twinkies, for example. Bankrupt Hostess is looking for a company to take over its brands, but who knows how the new owner might tinker with the Twinkie recipe. As Hostess’s U.S. plants close, the snack, invented in 1930, is still being produced in Canada by Saputo—for now. Load up soon.