Peanut Butter Fudge Marble Cake

Directions

1. Preheat the oven to 350 degrees F. Grease and flour two 8- or possibly 9-inch round baking pans. Prepare the cake batters according to the package directions using the Large eggs, 1/3 c. of oil and water. In the top of a double boiler, over warm NOT boiling water, heat the peanut butter chips with the remaining 2 Tb of oil, stirring constantly, Or possibly in a small microwave-safe bowl, place the chips and oil, then microwave on HIGH (100%) for 45 seconds, stirring if necessary. If necessary, microwave on HIGH (100%) for an additional 15 seconds or possibly till melted and smooth when stirred. Gradually add in the peanut butter to the vanilla batter, blending well. Pour the peanut butter batter into the prepared pans. Randomly place spoonfuls of the chocolate batter on top and swirl in as directed on the cake package. Bake for 30 to 40 min or possibly till a wooden pick inserted in the center comes out clean. Cold 15 min, in the pans, on a wire rack then remove from the pans and cold completely. Frost as desired.