Step1:Mix butter, sugar, milk powder, egg and milk, mix well, mix with flour, beat with powder, sift, mix and knead into doug
Step2:Mince the prunes and put them into the dough, knead them evenly, and drive the dough into a cake skin about 8 mm thick
Step3:Press out the round biscuit with the mould, brush the layer on the biscuit surface, preheat the yolk liquid oven at 180 degrees, heat the upper and lower tubes for 20 minutes
Cooking tips:Although the examination box can control the temperature, it has skills to shift the side of the dessert to cool down in time when baking to avoid over cooked and unripe cooking.