I can share some tips on how you can manage your inventory efficiently.
For the beers, you can add them as an inventory item and then create a sales receipt every time you generate a sale. However, for the liquor shots, you'll need an Assembly features to track its inventory. This allows you to combine inventory parts to build and track finished goods. When you build, your stock of components will be automatically updated.
Please know that this feature is currently unavailable in QuickBooks Online since the program is only intended for simple inventory management needs. That being said, you'll want to consider visiting our QuickBooks App Center to find a third-party application that supports Assembly features. You can also follow these steps in searching the app inside QuickBooks Online: