Created by KittenCal on January 2, 2012
Step 1: See oven temperature adjusted to pan size on bottom of recipe --- Set oven rack to second-lowest position. Grease and flour a 10-inch bundt pan or two 9 x 5-inch loaf pans.
Step 2: In a bowl cream butter with oil sugar and vanilla for about 3 minutes at medium speed. Add eggs one at a time beating well after each addition.
Step 3: Combine flour, cocoa, baking powder and salt. Add alternately with buttermilk to creamed mixture, beating well just until blended.
Step 4: Pour into greased and floured bundt pan or two (9 x 5-inch) loaf pans. Bake at 325 degrees F for 1 hour and 20 minutes for bundt pan OR 350 degrees F for 1 hour and 10 minutes for loaf pans or until cake tester inserted in center comes out clean.
Step 5: Cool and drizzle with vanilla glaze.