1. Preheat oven to 350 degrees.
2. Mix wheat bran, milk, and lemon juice together. Let it sit while preparing the next step.
3. In a separate bowl, beat the egg until fluffy. Then beat in your sweetener of choice, honey, applesauce, ground flax, vanilla extract, baking soda, baking powder, salt, and cinnamon.
4. Add the wet ingredients to the bran mixture. Stir well.
5. Add whole wheat flour to mixture.
6. Spoon the mixture into muffin cups till about 2/3 full. Sprinkle the muffins with rolled oats.
7. Bake for about 20 minutes. Do the toothpick trick!