$ Q% {& v" H3 f 2 X; z1 y- X9 C2 L8 P I used coffee grinder before. / T1 N& X/ h* ^. b
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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. # ~1 ?- }7 Q. ^5 h- \$ C. b. |5 R) e# @6 a& u" J
Pepper powder is easy to lose smell and tasty, that's why I chose pepper.