50驳/1戮辞锄 condensed milk
25g/1oz liquid glucose
300驳/10陆辞锄 icing sugar
200g/7oz icing sugar
2 tsp vanilla extract or other flavouring
200g/7oz unsalted butter, softened
100ml/3戮fl oz double cream
100g/3陆oz baking margarine, softened