Celery Snack - Make this healthy stoplight with celery, cream cheese and peppers.- Cars Party Food Ideas Finger Foods Hot Dog Race Car - Hot dog, carrots, grape tomato and a little dip. I would substitute the toothpicks for skinny pretzel sticks (safer for little ones) or thin carrot sticks. Open the holes with a toothpick, then insert pretzel/carrot stick. Race Car Sandwiches - These sandwiches are perfect for a Disney Cars party theme and easy to make. You can substitute the toothpicks with pretzel/carrot sticks (sa...