Baking a cake from scratch at home for a family member’s birthday celebration is one thing; baking a cake for sale in a grocery store is another. As long as you use the correct ingredients and follow the recipe, the cake you bake at home is pretty much guaranteed to be moist and delicious. Cake products that are produced for sale in grocery stores, convenience stores, and vending machines have to survive the rigors of industrial processing and packaging, shipping, and shelf life. Some are …