Here are some examples of how it might be used:
* Zubereitung des Teigs: Preparation of the dough.
* Zubereitung der Sauce: Preparation of the sauce.
* Zubereitung des Gerichts: Preparation of the dish.
So, if you see "Zubereitung" in a German recipe, it simply means you're looking at the instructions on how to prepare the dish.