Source: Xanathar's Guide to Everything
Transmutation cantrip
Casting Time:
1 action
Range:
60 feet
Components:
S
Duration:
Instantaneous or 1 hour
You choose nonmagical flame that you can see within range and that fits within a 5-foot cube. You affect it in one of the following ways:
If you cast this spell multiple times, you can have up to three of its non-instantaneous effects active at a time, and you can dismiss such an effect as an action.