Ingredients Original recipe yields 12 servings Ingredient Checklist 1 (18.25 ounce) package yellow cake mix 2 teaspoons vanilla extract 1 cup sour cream ⅛ cup confectioners’ sugar for dusting Directions Instructions Checklist Step 1 Make the batter following the directions on the box, EXCEPT replace 2 teaspoons water with an equal amount of vanilla. Fold in sour cream. Bake according to directions given for baking a bundt cake. Cool on rack, place on serving plate, and dust with confectioners sugar.