Set the oven to 400 F, and line cupcake tin with liners
In one bowl, mix dry ingredients together: whole wheat flour, brown sugar, baking soda, baking powder, salt, cinnamon, and nutmeg. Except the blueberries
In a second bowl, whisk together wet ingredients.
Mix together wet and dry ingredients. Once mixed together, fold in blueberries.
Portion out batter into muffin liners, topping with additional blueberries and course sugar.
Bake for 18-22 minutes until a toothpick comes out clean.