Easy Banana Muffins

Ingredients (11)

• + cooking spray (such as Baker's Joy®) add to pantry
• + ¾ cup all-purpose flour add to pantry
• + ¾ cup whole wheat flour add to pantry
• + 1 teaspoon baking powder add to pantry
• ✓ 1 teaspoon baking soda
• + ½ teaspoon salt add to pantry
• ✓ 4 bananas, mashed
• + ½ cup white sugar add to pantry
• + ⅓ cup canola oil add to pantry
• + ¼ cup brown sugar add to pantry
• ✓ 1 egg