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& u6 p7 [ I- Z' e/ P I used coffee grinder before. ' j. {0 D5 V ^9 l; M; J* o
% \( T, h/ B) W+ VThe 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. ( |0 `' R$ h# k% s( b- T; c, H, S `) Y) I* y
Pepper powder is easy to lose smell and tasty, that's why I chose pepper.