Step 1

Pre-heat oven to 400°F

Step 2

Combine the dry ingredients: sift the flour, baking powder, cinnamon and ½ cup brown sugar together in a bowl and make a well (reserve the rest of the brown sugar for topping)

Step 3

Stir in the wet ingredients: add in the eggs, oil, vanilla, and yogurt and stir with a wire whisk till just mixed, do not over-mix; fold in the blueberries

Step 4

Grease a muffin pan or use paper baking cases, drop the batter in - to about 2/3rds full - in each baking case/mold; sprinkle remaining brown sugar on top for a crispy sweet skin

Step 5

Bake in a 400°F oven for about 15-20 minutes, till a toothpick inserted in the center comes out clean

Step 6

Cool on a wire rack for a few minutes and enjoy warm