Easy Banana Muffins

Details

Ingredients

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