高筋面粉 Bread flour 200g 牛奶 Milk 170g 糖 Sugar 20g 酵母 Instant yeast 3g 盐 Salt 2g 无盐黄油 Unsalted butter 10g 烤箱预热180℃ / 356℉ 烤 18-20分钟 Bake in a preheated 180℃/360℉ ov en for 18-20 minutes