Stardew Valley’s forthcoming 1.6 update will allow players to drink mayonnaise.
Developer Eric “ConcernedApe” Barone is releasing daily patch notes for the farming sim’s long-awaited next update, due out tomorrow on PC.
The latest of these simply reads “you can now drink mayonnaise”. I’m unsure exactly why you’d want to do that. Presumably there are some in-game health benefits, but I can’t think of anything worse than chugging down a jar of Hellmann’s.