Sift the flours together with baking soda, salt & carob. Stir in the sugar. In a large mixing bowl, stir together oil, water, honey, vinegar & vanilla until well blended. Add dry ingredients, mixing till well blended. Lightly oil & flour 2 8-inch cake pans. Divide batter equally between the two pans & bake at 350F for 20 minutes, or until the cakes test done. Cool for about 10 minutes then turn out onto wire racks to cool completely. Ron Pickarski, "Friendly Foods"