Caramelized Onions Burger Recipe - Juicy homemade patties topped with melted Swiss cheese, garnished with fresh arugula, and placed in between buttery brioche buns. This is the only burger recipe you’ll need all summer long! It’s grilling season and nothing screams summer grill recipe more than a nice juicy hamburger! This one in particular is... Read More The post Caramelized Onions Burger Recipe appeared first on Munchkin Time.