For oat flour, rolled oats were powdered in food processor.
Preheat oven to 350 degrees. Grease the bottom only of loaf pan. Combine dry ingredients. In separate bowl, combine wet ingredients. Lightly fold wet ingredients into dry ingredients with spatula just until combined. Bake for about 55 minutes Cool for five minutes and invert. Store in refrigerator for four days or on the counter two days.