From Mine Blocks Wiki
Hunger is a important element to the Survival Mode of the game. Food allows you to sprint, unless your hunger bar has gone down to 3 sprites. Food can be eaten by right clicking when holding the item.
|Apples||2 Hearts||Can be found on trees.|
|Oranges||2 Hearts||it can be found on trees.|
|Cookies||1 Heart||Can be crafted with wheat and cocoa beans, which can be found in ruins.|
|Raw Pork Chops||2 Hearts||Dropped by pigs. Can be made into cooked pork chops|
|Cooked Pork Chops||4 Hearts||See Raw Pork Chop, above.|