sift flour, baking powder, baking soda and salt set aside
in mixer, beat oil, sugar, peanut butter, eggs
pour in 1/3rd of the buttermilk and combine, add 1/3 of the flour mixture. repeat alternating buttermilk with flour until all combined
pour in 2 8 in circular cake pans and one 9'' cake pan bake for 35 minutes at 350