Orange Butter Cake 香橙轻牛油蛋糕

A variation of my earlier chocolate butter sponge, I used orange zest and juice to flavor this cake. As before, this cake is baked using a cooked dough method, dry bake for 40 min and has no need for water bath/ steam bake/ cream of tartar/ baking powder. Recipe (7″) 75g Butter Zest from 1…