Mix thoroughly:

• 1 cup butter, softened
• 1 1/2 cup sugar
• 2 eggs

In separate bowl, mix together:

• 2 3/4 cups flour
• 2 teaspoons cream of tartar
• 1 teaspoon baking soda
• 1/4 teaspoon salt

Add dry mix to wet mix. Blend thoroughly.

In small bowl, mix:

• 2 tablespoons sugar
• 2 teaspoons cinnamon

Roll teaspoonfuls of dough into balls. Roll in cinnamon sugar mix to coat. Place 2 inches apart on cookie sheet. Bake at 400 degrees for 8-10 minutes or until set. Immediately remove from baking sheet to cooling rack.