I do mine with a little over a T of brown sugar and a T of olive oil and some drops of rosemary.

I also do it on dry hair. I scrub fairly hard because I do mine for flakes and itchiness. I've never had a burning sensation!
Coarse texture, normal-high porosity, normal elasticity (Komaza Care), very weak waves
cleanser: Redken Fresh Curls Shampoo, CJ Daily Fix

rinse out: GVP Conditioning Balm, CJ Repair Me, CJ Smoothing

jellies/creams: CR Curl Maker, KCCC, UFD Curly Magic
gels: CJ CQ, BRHG