Edited sentence: Although Burger Fuel made a point of only using free range eggs, it came up short when it was exposed that the chicken used in its products came from factory farms.Another point of originality for BurgerFuel was their famous grilled duck menu during the New Zealand duckshooting season.Burger names have an automotive theme.BurgerFuel as a gourmet burger chain focuses on many niche areas: Items such as vegan / vegetarian food, gluten-free as well as some Organic food products.BurgerFuel burgers are famous for their special Aioli sauce, freshness, taste and for the patented Doofer, a folding cardboard burger-holder