Cupcake Cookie

Ingredients: 2 stocks of butter 1 cup sugar 1/4 brown sugar 3 cups flour 2 eggs 2 tsp vanilla extract 1 teaspoon cinnamon 1/4 cup corn starch 1/2 teaspoon cream of tartar 1 tsp baking powder 1/2 baking soda 1/2 teaspoon salt Sugar mix: 1 tsp cinnamon 6 tablespoon sugar