My Family's Best Blueberry Muffin Recipe

Ingredients

• 2 cups (240g) all-purpose flour
• 1 cup (200g) granulated sugar
• 1 tablespoon baking powder
• 1/2 teaspoon baking soda
• 1/2 teaspoon salt
• 1/2 cup (115g) unsalted butter, melted
• 1 large egg
• 1 teaspoon vanilla extract
• 3/4 cup (180ml) milk
• Zest of 1 lemon
• 1 1/2 cups (225g) fresh blueberries (or frozen, if preferred)
• 2 tablespoons granulated sugar (for sprinkling)