Step1:Weigh all materials except yol
Step2:Boil two eggs in cold water in the pot. Boil for 8 minutes. Peel off the egg yolk. Put the yolk into the filter screen, and turn it into yolk powder with the back pressure of the spoon
Step3:Butter softens, sugar and salt until light and bulky
Step4:Add in the yolk powder and mix well. Sift in the low gluten flour and corn starch and knead them into a ball. Wrap them with plastic wrap and put them in the refrigerator for more than one hour
Step5:Take out the dough, knead it into 6G round balls, and press it with your thumb in the middle to form natural cracks
Step6:Oven 170 degrees 20 minutes
Cooking tips:1. Butter can be softened and then sent away. Never be liquid. 2. Do not use sugar instead of sugar powder, or there will be carbonization point on the biscuit after baking. Soft white sugar is better. The coloring depth of biscuit can be controlled by covering tin paper in the middle. There are skills in cooking and delicious food.