Walnut and Sugar Cookies

• 7 tbsp (100 g) unsalted butter, at room temperature
• 2 tsp (1

Preheat the oven to 400°F 200°C). Line a baking sheet with parchment paper.

In a medium bowl, beat the butter with the vanilla sugar and confectioners’ sugar until creamy. Add the flour and salt and mix until just combined. Using your hands, roll the batter into small balls, th