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& d3 z7 j, D" j9 L( c' o. o I used coffee grinder before. ! `: I/ M( @0 r& E! u% J: d5 c- u! i. z* {; f% D% ^
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.9 W5 @* W7 I* R- a" S) `
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Pepper powder is easy to lose smell and tasty, that's why I chose pepper.