Butter Cookies

• 130 g Unsalted butter
• 40 g Powdered sugar
• 1/4 teaspoon Salt
• 1 Egg yolk
• 170 g Cake flour

Instructions

1. 1
   Soften the room-temperature butter until smooth, then mix in the powdered sugar and salt.
2. 2
   Add the egg yolk and mix well. Sift in the cake flour and fold gently with a spatula until combined.
3. 3
   Transfer the dough into a piping bag fitted with a star tip and pipe 5–6 cm long strips onto a baking sheet.
4. 4
   Round off both ends of each piped cookie, then chill the tray in the refrigerator for about 10 minutes.
5. 5
   Bake in a preheated oven at 175°C for about 15 minutes, then let them cool completely. (Preheat oven to 195°C)