【YY Ingredients】 Japanese Cotton Chocolate Cake Chocolate Cotton Sponge Cake Soft and Fluffy Chocolate Cake Chocolate Cotton Sponge Cake Chocolate Sponge Cake 材料： 50克黑巧克力 80g 无盐黄油 100克巧克力牛奶 90克蛋糕粉 20g 可可粉 6个蛋黄 6 蛋清 100克糖
