Egg Yolk Cookies

Ingredients:

113g unsalted butter

200g sugar

6 egg yolks

1 tsp vanilla

310g Plain flour

1 tsp baking soda

1 tsp cream tartar

1/2 tsp salt

60g chocolate chip

60g walnuts (Optional)

Directions/Instructions:

1. Preheat oven 180 deg C.
2. In a small bowl, whisk the egg yolks & vanilla extract.  Set aside.
3. In a large mixing bowl with a paddle attachment or using an electric hand-held mixer, beat the butter & sugar until fluffy.  Add the egg yolk mixture & continue mixing until well combined, scraping down the sides couple times.  Stir in all the dry ingredients.  Mix just until well combined then add chocolate chips or walnuts if desired.
4. Form into 1.5-inch balls & place them on baking sheets with plenty of space to spread.  Flatten the dough slightly before baking.  Bake for 8-10 mins or until the edges are set.