This could be good for advertising. This would be made into a little pop up bus with a theme of a holiday with details. only issue is cost? something that the brand struggle with. look into this though as novel/ different idea.
By using the tomato as the Heinz "bottle" you know that their ketchup is fresh, and straight from the source(tomato). Also it ties into the text because they are differentiating themselves on having the freshest, most natural ketchup made out of tomatoes, which happen to be the bottle.