Butter 160?
Low gluten powder 155
Sugar powder 35
Salt powder 0.6
Potato starch 35
Milk powder 20
1. Add powdered sugar to softened butter and stir.
2. Add potato starch to continue feathering.
3. Add butter to the sieved powder and stir well.
4. Put it in a paper bag, complete the flower squeezing step, and squeeze the flowers to see the specific operation.
Baking.