Tikudziwa kuti koko ndi mkaka sikuti zimangowonjezera malingaliro, komanso ndizothandiza. Nayi nkhani ina yokhudza zakumwa izi.
Zikupezeka kuti anthu adayamba kumwa koko zaka 1 zapitazo kuposa momwe amaganizira kale. Chifukwa chake, asayansi amaganiza kuti zitukuko zakale ku Central America zidayamba kumwa chisakanizo cha nyemba za koko zaka 500 zapitazo. Koma zidapezeka kuti chakumwacho chidadziwika kale zaka 3900 zapitazo. Ndipo idayesedwa koyamba ku South America.
Izi zidapangidwa ndi gulu la asayansi ochokera ku Canada, USA ndi France.
Anasanthula zinthu zakale zochokera kumanda ndi moto wamiyambo, kuphatikiza mbale zadothi, zotengera ndi mabotolo, ndipo adapeza umboni woti koko aku India amamwa ndi Amwenye a Mayo Chinchipe kumwera chakum'mawa kwa Ecuador.
Makamaka, akatswiri ofukula zinthu zakale apeza mbewu za wowuma zomwe zimakhala ndi koko, zotsalira za theobromine alkaloid, ndi zidutswa za DNA ya nyemba za koko. Mbewu za wowuma zidapezeka pachilichonse cha zinthu zitatu zomwe zinawerengedwa, kuphatikiza chidutswa chowotcha cha chotengera cha ceramic kuyambira zaka 5450.
Zotsatira izi zidapangitsa kuti zitsimikizire kuti anthu oyamba kuyesa cocoa anali okhala ku South America.
Ndipo ngati, mutawerenga nkhaniyi, mukufuna cocoa wokoma ndi mkaka, gwirani Chinsinsi!