Watson’s World Famous Sponge Candy Hand-packed for shipping, our Sponge Candy is gluten-free, and available in a 2 pound gift box, a one pound gift box, or half pound gift bag. As always, our Sponge Candy is delicious anytime, but we suggest enjoying it fresh – its best eaten with in a week or two of purchase.Click to see full answer. In this way, what is sponge candy made of?Sponge Candy is a light and crunchy but delicate toffee made from sugar, corn syrup, and baking soda. The recipe is very simple but produces a very unique flavor reminiscent of toasted molasses.Secondly, where did sponge candy come from? In the same genre as toffee, sponge candy can be found anywhere from Great Britain to Scotland to New Zealand, but in America, the main distributors are in Buffalo, Michigan and other locations around Lake Erie. Keeping this in consideration, how long does sponge candy last? If stored properly your candy will last anywhere from 2 weeks to months.How do you ship sponge candy? We ship sponge candy year round! Ordered Time Fulfilled Arrive By Order before noon Eastern, Mon.-Wednesday. That Day 2 to 4 Business Days Order after 12:00 on Monday Order fulfills and ships by Tues. 5 p.m 3 to 5 Business Days Order after 12:00 on Tuesday Order fulfills and ships by Wed. 5 p.m 3 to 5 Business Days