Sour Cream Raisin Bars 2 cups raisins 1 cup butter 1 cup brown sugar 1/4 teaspoon salt 1 teaspoon vanilla extract 1 3/4 cups flour 1 3/4 cups oatmeal 1 teaspoon baking soda 3 tablespoons cornstarch 3 egg yolks 1 cup sour cream 1 cup granulated sugar Cream the butter and brown sugar. Add flour, oatmeal and soda; mix until crumbly. Press two-thirds of batter into a 9 x 13-inch pan. Bake at 350 degrees F for 10 minutes. Combine the cornstarch, salt, egg yolks, sour cream and sugar; cook over low heat until mixture boils, stirring constantly. Add raisins and vanilla extract; remove from heat and pour over crust. Sprinkle remaining batter on top. Bake an additional 35 minutes.