In one bowl, combine the flour, oats, salt, baking powder, baking soda and sugar. In another bowl, beat egg whites, milk or water and oil. Whisk for 5-7 mins till soft peaks are seen. Stir into the flour mixture and mix together; do not beat a lot, just until everything is evenly combined (the batter should be lumpy, not too smooth). Fold in theblueberries gently.
Now take the muffin cups and grease them with cooking spray (try not using oil or butter)Fill each cup upto the 3/4th level. Bake at 400 degrees F for 18-20 minutes or until a toothpick inserted in the center comes out clean. Once done. allow to cool completely, then gently remove from the cups and enjoy these delicious low-fat muffins any time of the day.