How to Find Lemon Cake Recipe
First of all, you need to talk to the ghosts in the city – they give clues. One of them will say that Reynold likes bread. Accordingly, you need to make bread, go to Reynold and press E button. After that, you get access to a new ingredient(Milk) and open two recipes – Lemon Cake and Banana Mousse.
After that, buy 1 milk, take lemon, cook a cake and return to Oracle.