Yi Seed ground coffee structures comprising:One coffee powder and a cladding LayerWherein, The Ka coffee Fen Mo Department mono- by coffee bean by Mo Cheng Teeth equal Uniform of Yan Mo Machine Yan powder institute Agencies atAnd The coats Layer Department mono- by food powders institute Agencies at by Stir Ban Machine in such a way that low speed Stir is mixed, and on each Fen Mo Teeth surfaces of Uniform claddings what The coffee powdersThereby , Tou Over The coat Layer and coat what The coffee powder structures, enable the purpose of The coffee powders surface Ke Ge Absolutely With sky Gas Jie Touch, Ji Yi Da Dao Bao Fresh.一種咖啡粉之結構,其包括:一咖啡粉末及一包覆層;其中,該咖啡粉末係一由咖啡豆藉由研磨機研磨成顆粒均勻之粉末所構成;而該包覆層係一由食物粉末所構成,其藉由攪拌機以低速攪拌方式,而均勻包覆於該咖啡粉末之各粉末顆粒的表面上;藉此,透過該包覆層包覆於該咖啡粉末之結構,令該咖啡粉末表面可隔絕與空氣之接觸,藉以達到保鮮之目的。