Ingredients
Equipment
Method
- Preheat oven to 425°F. Line a 12-cup muffin tin.
- Whisk flour, baking powder, baking soda, and salt. Toss blueberries in 1 tbsp flour.
- Whisk butter, oil, and sugar; whisk in eggs, then buttermilk, vanilla, and lemon zest.
- Fold wet into dry just until combined; gently fold in berries.
- Fill cups nearly full; sprinkle with turbinado sugar.
- Bake 5 minutes at 425°F, reduce to 375°F (don't open the door), and bake 14-16 minutes more.
- Cool 5 minutes in tin, then transfer to a rack.