Preheat Oven to 350°F Fahrenheit

Mix butter, 1 and 1/2 cups of sugar and eggs into large bowl

Combine flour, cream of tartar, baking soda and salt in separate bowl

Blend dry ingredients into butter mixture

Chill dough and cookie sheets in fridge for 10-15 minutes

Mix 3 tablespoons of sugar and 3 teaspoons of cinnamon in small bowl

Coat by gently rolling balls of dough in the sugar mixture

Place on chilled in greased cookie sheet

Bake for 10 minutes

Remove from pan immediately