@ HAWAIIANpikachu You are quite welcome!...

I found that info quite quickly in the wiki found here:

https://valheim.fandom.com/wiki/Valheim_Wiki

To upgrade it further, you'll need the butcher's block which takes silver and a few other bits and pieces.

Pots and pans. iron x5 copper x5 blackmetal x5 fine wood x10

3 Dandelion
2 Carrot
5 Mushroom
3 Thistle
3 Turnip
to make spice rack, hang high near cauldron

thank you