Ingredients
- 3 cups fresh blueberries (from 3 [6 oz.] containers)
- 1 teaspoon lemon zest plus 1 Tbsp. fresh juice (from 1 lemon)
- 2 cups granulated sugar, divided
- Cooking spray, for pans
- 4 cups all-purpose flour
- 1 tablespoon baking powder
- 1 teaspoon baking soda
- 1 teaspoon kosher salt
- ¾ cup (1½ sticks) unsalted butter, at room temperature
- 2 large eggs
- 1 ½ teaspoons pure vanilla extract
- 1 ½ cups buttermilk
- 2 tablespoons turbinado sugar
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