Preheat oven to 375 degrees. Line a baking sheet with parchment paper or spary with cooking spray.

In a medium bowl, combine the muffin mix (not the can of berries), oats, brown sugar, oil, milk and egg. MIx well.

Fold in frozen blueberries.

Scoop with a table spoon or cookie scoop on to baking sheet. Sprinkle top with sugar.

Bake for 13-15 minutes until set and light brown.