Gluten Free Chocolate Chip Cookies

Name: Gluten Free Chocolate Chip Cookies
Prep time: 20 min
Cook time: 40 min
Total time: 40 min
Yield: 40 pieces
Ingredients: 3 oz white rice flour; 7 oz old fashioned rolled oats; 2 oz tapioca starch; ½ tsp xanthan gum; 1 tsp baking soda; 1 tsp salt; 6 oz unsalted butter; 6 ½ oz dark brown sugar; 4 oz sugar; 1 ½ oz plain Greek yogurt; 2 egg yolks, from large eggs; 1 tsp vanilla extract; 10 oz dark chocolate chips