Pour egg into each muffin cup until it is 3/4 full and mix ingredients with a fork Bake for 25-35 minutes until muffins have risen and are slightly browned.
Luckily, all you need is an egg and some milk ... the perfectly portioned mound expertly into the bottom of each muffin cup. I have made progress since those bygone days, but I still manage ...
Gently fold the blueberries into the mixture, which should be quite thick. Divide the mixture between the 12 muffin cups. Sprinkle the tops of the muffins with sugar, if using. Bake for 15–20 ...