Woops, just dropped a fingernail.
Learning By Looking: How Mayonnaise Is Made

This is a clip from How It’s Made taking a tour inside the Duke’s Mayonnaise factory to show how the condiment is manufactured in quantity. It was pretty fascinating to watch. Of course if you don’t have the five minutes to watch the video I’ll just tell you how it’s made: not in a way that makes it any more appetizing.