Preheat the oven to 400 degrees

In a large bowl, combine the baking mix or pancake mix with the sugar

In a separate, smaller bowl, combine the egg, water, and oil

Add the wet bowl to dry bowl, and stir until moistened

Fold in the blueberries

Pour into prepared muffin pans, lined with cupcake liners

Bake for about 15 minutes, or until a toothpick inserted in the middle of muffins comes out clean