- Preheat oven to 400°F. Grease or line muffin trays. 
- In a large bowl, whisk together all dry ingredients well. 
- Seperately, whisk together egg substitute powder and water. 
- In a small bowl, whisk together oil, liquid egg substitute, lemon juice, and non-dairy milk. 
- Add dry ingredients to liquid and fold six times, using large sweeping motions. 
- Add blueberries and fold six more times. Batter should not show any signs of unmixed flour. If it does, carefully fold one or two more times. 
- Fill each muffin cavity, right up to the top and then a little more, so that a small mound of batter is formed.