Bakery Style Blueberry Muffins

Bahan-bahan (24 porsi)

• 3 cups flour
• 1 tablespoon baking powder
• 2 cups granulated white sugar
• 1/2 cup (1 stick) butter, (cut into pieces)
• 2 large eggs
• 1 cup milk
• 1 teaspoon vanilla extract
• 1¾ cups fresh blueberries
• 2 tablespoons butter, (melted)