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' j* M4 d% V% m& ~. L1 `9 N I used coffee grinder before. 9 b+ l; _6 ?* M* j
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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. , |$ P$ O3 e7 D: H' ~1 E2 \# I/ _! [
Pepper powder is easy to lose smell and tasty, that's why I chose pepper.