Healthy Blueberry Muffins

Bahan-bahan (12 porsi)

• 1 1/2 cups white whole wheat flour
• 3/4 cup old-fashioned rolled oats
• 1/2 cup lightly packed light brown sugar
• 1 tablespoon baking powder ((I prefer aluminum free))
• 1/2 teaspoon ground cinnamon
• 1/2 teaspoon kosher salt
• 1 cup nonfat milk (plus 2 tablespoons )
• 1/4 cup unsalted butter (melted and cooled)
• 2 large eggs (at room temperature)
• 2 teaspoons pure vanilla extract
• 1 cup blueberries (fresh or frozen—do not thaw if frozen)