INGREDIENTS
1 cup butter
1 1⁄2 cups sugar
2 large eggs
2 3⁄4 cups flour
2 teaspoons cream of tartar
1 teaspoon baking soda
1⁄4 teaspoon salt
3 tablespoons sugar
3 teaspoons cinnamon
DIRECTIONS
Preheat oven to 350°F.
Mix butter, 1 1/2 cups sugar and eggs thoroughly in a large bowl.
Combine flour, cream of tartar, baking soda and salt in a separate bowl.
Blend dry ingredients into butter mixture.
Chill dough, and chill an ungreased cookie sheet for about 10-15 minutes in the fridge.
Meanwhile, mix 3 tablespoons sugar, and 3 teaspoons cinnamon in a small bowl.
Scoop 1-inch globs of dough into the sugar/ cinnamon mixture.
Coat by gently rolling balls of dough in the sugar mixture.
Place on chilled ungreased cookie sheet, and bake 10 minutes.
Remove from pan immediately.
Source: food.com