+ j$ l, Y0 ?* \* H$ O4 ~8 K, Y" _" D" A4 A( L9 x I used coffee grinder before. % B' D) s. ~ p3 \0 d) w
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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. - z) R8 `+ A: E% P& u" F2 M$ G( K; n" z7 \9 C- ~. z
Pepper powder is easy to lose smell and tasty, that's why I chose pepper.