Bumper ferret pirate

What kinds of food can you seal with a vacuum sealer (and then sell the food in stores)? - vacuum food sealer

Hello, I wondered (what kind of preparation or not) food for sale in stores and on the idea of food sealer vacuum seal, I do not know what kind of foodsI could seal ... Have you anything to eat there, which are sold in sealed containers, such as? Thank you guys:)