While legend does not tell us what the staple food of the era of Yu was, Yu had conquered the "land of the Miao people" (modern Yunnan and Guizhou), expanding his border to the Yangtze River region, rich in rice and fish, so it is very possible that Yi Di's concoction that so impressed Yu was rice wine.
雖然傳說並未說明夏禹時代的主食為何，但大禹曾經往征南苗，疆域擴充到魚米之鄉的長江流域，推測儀狄釀酒的原料應該是米，而夏禹所品之酒也就是米酒。