Provides a process for the preparation of food can be no harmless the tea leaves take livestock by the action of the present invention relates filamentous fungi, and be absorbed by the animal proteins contained in the tea leaves to improve the digestibility of livestock, the tea leaves effective use. Was added to a filamentous fungus material containing [SOLUTION] tea leaves, and fermented aerobically to produce the tea leaves feed. As a nutrient source, it may be added to the raw materials of starchy rice, wheat, bran, such as corn. Alternatively, to make a koji by a conventional method using a starch material to produce the tea leaves feed and fermented aerobically by adding the tea leaves therein.【課題】 糸状菌の作用により家畜にとり茶滓を無害となし、家畜の消化能を向上させて茶滓に含まれる蛋白質を家畜に吸収させることができる飼料の製造方法を提供し、茶滓を有効利用する。【解決手段】 茶滓を含む原料に糸状菌を添加し、好気的に発酵させ、茶滓飼料を製造する。栄養源として、米、麦、フスマ、トウモロコシ等の澱粉質の原料を添加してもよい。あるいは、澱粉質原料を用いて常法により麹を作り、そこに茶滓を添加し好気的に発酵させて茶滓飼料を製造する。
