* o; ^, J/ [! l$ y# d( t) e0 v) n$ Q3 O$ \2 W( a4 i I used coffee grinder before. * d* h) |5 q7 k! p0 q9 A8 c + C$ W5 s( P% GThe right method is to dry pepper and chilli on your frying pan, then I could use my hand to grind it to small pieces or use a rolling pin. 4 ^( X: @7 H7 z4 c2 A$ V4 ?7 \) o" ^3 Y5 U* A. j' R6 W- a
Pepper powder is easy to lose smell and tasty, that's why I chose pepper.