The Best Blueberry Muffins

Step 1

Combine the melted butter and canola oil in a large bowl. Stir well.

Step 2

Add sugar and stir to combine.

Step 3

Add egg, egg white, and vanilla extract. Stir very well, until all ingredients are thoroughly combined.

Step 4

Add buttermilk and stir again.

Step 5

In a separate bowl, whisk together the flour, cornstarch, baking powder, and salt.

Step 6

Using a spatula, gently fold the dry ingredients into the wet, taking care not to over-mix. Once about half of the dry ingredients have been combined, add in blueberries and continue to fold in to batter until just combined.

Step 7

Cover bowl with a dry towel and allow batter to rest for 15 minutes**

Step 8

Preheat oven to 425F (215C) and line a 12-count muffin tin with paper liners.

Step 9

Once oven has preheated, portion batter into prepared tin, filling each liner at least 3/4 of the way full.

Step 10

Sprinkle tops generously with sugar and place muffin tin in preheated oven.

Step 11

Bake on 425F (215C) for 8 minutes and then, without opening the oven door, reduce the oven temperature to 350 (175C) and bake another 12 minutes, or until tops are just beginning to turn golden brown.

Step 12

Allow to cool and enjoy!