A scrumptious mashup of French Onion Soup and an amazing steakhouse burger, this recipe is a deal with for anybody who likes a burger that feels a bit excessive. A beneficiant portion of caramelized onions cooks on the range whereas a young juicy meat patty cooks within the air fryer. The burger sauce options Worcestershire sauce, mayo, soy sauce, and Dijon mustard, which ties collectively the flavors coming by way of from onions.
Notes from the Meals & Wine Take a look at Kitchen
Making an indentation within the heart of the burger patties prevents them from bulging when cooked.
Make forward
Refrigerate caramelized onions for as much as three days and gently heat them on the range or within the microwave earlier than utilizing. You may also put together the burger patties and refrigerate them for as much as in the future previous to cooking.