Apple Muffins

Bahan-bahan (12 porsi)

• 2 ½ cups diced apples
• 1 ¾ cups all-purpose flour
• ½ cup whole wheat flour (or additional all-purpose flour)
• 1 teaspoon baking soda
• 1 teaspoon apple pie spice (or cinnamon)
• ½ teaspoon salt
• 1 egg (room temperature)
• 1 cup milk
• ½ cup unsalted butter (melted)
• 1 tablespoon fresh lemon juice
• 2 teaspoons vanilla extract
• ½ cup brown sugar
• ½ cup granulated sugar