Those foods which are processed in labs

Freeze-dried cubes and unpleasant powders? Try shrimp cocktail and butterscotch pudding. And these are only a couple of the items now on the galactic menu thanks to NASA's Food Technology Commercial Space Center (FTCSC), located at Iowa State University.

Inside FTCSC's labs, food scientists, nutritionists, engineers, and plant breeders are collaborating to develop nutritious, convenient, safe, and tasty foods for outer space consumption. Koushik Seetharaman, assistant professor in the department of food science at Penn State, is part of the team.

Seetharaman says the Food Center was originally tasked with developing appetizing space foods that could remain edible for three to five yearsthe time required to reach Mars. "Aside from being healthy and tasty, space food must also have an extended shelf life, meet specific safety criteria, and use ingredients that may be grown or produced in a place like Mars or the moon," he says. (The gases emitted from plants react differently in ...more

If you mean ALIENS there aren't any
If you mean astronauts then they take their supply of DRYFOODS with them