* `& ]- M7 c. l$ v: Z- j # O0 R6 k* G0 G I used coffee grinder before. . ~7 h$ r. e; ]" J( A3 w, U* j! c. c/ ^( P
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. 2 _" c6 ?2 E9 m& F( G; H: n 2 b0 Z3 ~9 g& [, U: RPepper powder is easy to lose smell and tasty, that's why I chose pepper.