Furnace

Put the summary of the bug you're having here
When I put a item on the furnace I lose the item
What I expected to happen was...: I expected it was going to let me get my item back
Describe what you thought should happen here
It should let me get my item back
What actually happened was...:
Describe what happened here

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...
3. ...