9 V' g5 E$ S9 d& F% b9 ?: h8 f/ R9 E I used coffee grinder before. & f: n. h8 [0 G+ D) F! e* b b) G
1 t& _- Q8 T; w; x y' o. O# g- sThe 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.5 G$ i3 Q) O8 S) ?4 k+ r
+ X' t2 W7 u" q P& o" DPepper powder is easy to lose smell and tasty, that's why I chose pepper.