Since I didn’t buy extra pints, I had to resort to using empty plastic containers for my leftovers so I could continue making more recipes. This isn’t convenient at all, and I can see this being a ...

If the message is visible, it is possible to create the “empty” group. For now there are no official timing on the arrival of this function in the stable version of the app, so you just have to wait.

After picking up and placing my toolbox, the slots have completely reset and are not filtered. "Return items to toolbox" will not return items that were previously bound to those slots in the toolbox.