In a large mixing bowl or stand mixer, cream together the softened butter, sugar and eggs until well combined.
Sift the flour, cream of tartar, baking soda and salt into the butter mixture.
Mix until a soft dough is formed
Combine the cinnamon and sugar for the coating in a small bowl
Form the cookie dough into one inch balls and roll in the cinnamon sugar mixture. Place 2 inches apart onto an ungreased or parchment lined baking sheet.
Bake for 8-10 minutes, until browned on the edges. Place on a cooling rack to cool
Video
Notes
Nutrition facts are just an estimate
to make large cookies, scoop 3 tablespoons of cookie dough and roll in the cinnamon sugar. Form into a cone like ball and cook for 13-15 minutes