Ingredients
1/2 cup butter , softened
1/2 cup shortening
1 1/2 cups granulated sugar
2 eggs
2 teaspoons vanilla extract
2 3/4 cups all-purpose flour
2 teaspoons cream of tartar
1 teaspoon baking soda
1/4 teaspoon salt
4 tablespoons white sugar
1 Tbsp ground cinnamon
Instructions