Maybe he just came back from battle/adventure and wanted to taste his favorite treat, made by the owners of that tavern since they love and know their costumers and their tastes.
He's tired but delighted to have his favorite dessert that remembers home, until some lewd and perverted elves showed up.
Stop orcs discrimination, donate to my Patreon to help orcs against these kind of stereotypes.
Might depend on the rules of the fantasy world. I mean, didn't we have a game were "rainbow pudding" was a rare drop from an enemy? We have lots of JRPGs where enemies drop food ready to be consumed.