Onion soup mix
Onion soup mix appears in 5 of the 123 recipes on Burgerman, roughly 4% of the library. In these builds it never shows up on its own, but pulling it out of a recipe is immediately noticeable. You will find it in French Onion Burgers, Burger Sliders and Almost White Castle Hamburgers, among others. The highest-scoring recipe using it is French Onion Burgers at 8.5 out of 10. It turns up most often alongside ground beef, black pepper, egg.
