2 r. ]/ x( }: M$ b( g. L , p8 ?( e) z5 x$ n I used coffee grinder before. & g: i E. E; l) @- W2 F6 r8 M) `9 Y. k. a; j4 |& W
The 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. - h) p/ F& y: x7 I6 i& Y" h$ q B- E2 b3 z9 b5 @; e/ ?, Y" q2 ~( B$ w
Pepper powder is easy to lose smell and tasty, that's why I chose pepper.