Increased the accuracy drastically with simple change on negative prompt to

nsfw, bad quality, bad resolution, more than two hands, ((more than five fingers))

but it increase the chance to generate a strange hand in the middle of your object depending on what you want, so you need to enforce your object, for example:

woman holding a huge jar of pain

woman holding ((a huge jar of pain))

also, you may use the newReality model too if zavyChroma is not giving you the best results, here is the link:

https://civitai.com/models/161068/newrealityxl-all-in-one-photographic