https://www.topekabrewers.com/2019/01/26/hop-water/
Found the link for advice on hopped fizzy water.
TLDR:
- Steep hops in 160˚ water for 20 minutes, then dry hop over night
- Filter and top up with water in 2 litre plastic pop bottle & cool
- use a carbonation cap to quick carb the 2 litre...