Space Food Evolution: How Astronaut Chow Has Changed (Photos) - Now - Natural Form Foods and CondimentsCredit: NASANatural form foods and condiments packaged for consumption in space. This image was released Feb. 20, 2013.
The NASA diet: It's food, but not as we know it - CNN.com
Food served on the Apollo missions (1968-1972). Seen at the bottom is the famous "spoon bowl," an advance that meant astronauts no longer had to eat food directly from tubes. Food was rehydrated and warmed with a hot water gun and eaten with real utensils. Food didn't float off the spoon as some had feared, as the food's moisture made it stick to the spoon.