Resep Butter Cookies

- 100 Gr Mentega tawar (unsalted butter) 

- 55 Gr Gula halus (icing sugar) 

- 1 kuning telur besar sekitar 20 Gr (large egg yolk) 

- 1/2 Sdt Vanilla extract (1/2 tsp vanilla extract) 

- 125 Gr Tepung serba guna / protein sedang (All-purpose flour 

- 15 Gr pati jagung, maizena (Corn starch) 

- 2 jumput garam (2 pinch of salt)