Cooking Steps

1. 

   Step1:Boil the milk with sugar. Slowly add in the egg yolk and bring to a boil. Let cool for later us

2. 

   Step2:Oreo needs to be crushed with grains, not too crushe

3. 

   Step3:Beat the cream to 80% of hair. Mix all the ingredients into the mold. Stir every hour. Stir for about three or four times. Ice for one night