Ingredients

• 1 large egg
• 1 cup all-purpose flour
• 7 fluid ounces milk
• ⅓ cup chocolate chips
• ¼ cup vegetable oil
• 1 tablespoon white sugar
• 2 teaspoons baking powder
• ¼ teaspoon vanilla extract
• ⅛ teaspoon salt
• nonstick cooking spray