Pineapple Tarts Cookies 黄梨饼/凤梨酥

“黄金一口酥”凤梨酥/黄梨饼 Pineapple Tarts Cookies 材料： -1kg 黄梨馅 -500g 牛油 -100g 糖粉 -2粒 蛋黄 -720g 低筋面粉/面粉 -6大匙 奶粉 -4大匙 蛋黄粉 刷面：1粒鸡蛋/1粒蛋黄+1tbsp水 Recipe: -1kg Pineapple Filling -500g Salted Butter -100g Icing sugar -2 Egg Yolks -720g Superfine/All purpose flour -6tsp Milk powder -4tsp Custard powder Egg Wash: 1egg/1 egg yolk+1tbsp water