Minnesota State Fair snickerdoodles

Ingredients
1 1/2 cups sugar
1/2 cup butter or margarine, softened
1/2 cup shortening
1 teaspoon vanilla
2 eggs
2 3/4 cups all-purpose or unbleached flour
2 teaspoons cream of tartar
1 teaspoon baking soda
1/4 teaspoon salt
1/4 cup sugar
2 teaspoons ground cinnamon
Prep
Heat oven to 375 degrees Fahrenheit. Mix 1 1/2 cups sugar, the butter and shortening in large bowl until creamy. Add vanilla and eggs; beat well. Sift together the flour, cream of tartar, baking soda and salt; stir into the mixture. In small bowl, mix 1/4 cup sugar and the cinnamon. Shape dough into 1 1/4-inch balls. Roll in cinnamon-sugar mixture. Place 2 inches apart on ungreased cookie sheet. Bake 8-10 minutes are until edges are set and centers are puffy. Remove from cookie sheet to wire rack. Yield: About 4 dozen.
Recipe from the Minnesota State Fair, 2015 Creative Activities