Preheat oven to 375°F.
Add bran, whole wheat flour, bread flour, cornstarch, salt, baking soda, and baking powder to Mix n Blend II blender jar. Secure lid and press "Pulse" 3–5 times to sift ingredients. Add egg, corn syrup, and milk. Secure lid and select "Batter."
Grease two medium-sized bread pans with oil, and pour ½ of batter into each pan. Let stand for 20 minutes, and then bake for 45 minutes or until golden brown.
Add 1 cup chopped nuts with the flour. For muffins, pour batter into greased muffin pans and bake for 25 minutes.