冰淇淋月饼 - Ice Cream Mooncakes

14个冰淇淋月饼 （75克每个）: 饼皮: 140克糯米粉 30克土豆淀粉 50克糖 1/8 小勺盐 175毫升牛奶 40克无盐黄油 2 大勺炼乳 30克可可粉 另加一些防粘 冰淇淋馅: 340毫升淡奶油 170毫升牛奶 5 个蛋黄 50克糖 2 小勺香草精 Ingredients for 14 mooncakes （75g each): Snowy skin: 140g glutinous flour 30g potato starch 50g sugar 1/8 tsp salt 175ml milk 40g unsalted butter 2 tbsp condensed milk 30g cocoa powder some for dusting Ice Cream: 340ml heavy cream 170ml milk 5 yolks 50g sugar 2