Name: Traditional Butter Cookies
Prep time: 20 mins
Cook time: 20 mins
Yield: 10
Ingredients: 1 kilo flour; 2/3 cups sugar; 7 egg yolks; 1 egg; 1 teaspoon vanilla essence; 1 pinch salt; 600 grams unsalted butter, at room temperature; jam, optional; icing sugar, optional to decorate; chocolate, optional to decorate