Caramelized Onion Burgers

Caramelized Onion Burgers

dailydelish.us

Time was often not spent so efficiently in cooking school, and one morning our only task was to make French Onion Soup. We were separated into teams of two

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Ingredients

  • 2 tablespoons butter
  • 1 large Spanish onion, thinly sliced
  • 1 large red onion, thinly sliced
  • 1-star anise
  • 1/4 cup Balsamic vinegar
  • 2 tablespoons brown sugar
  • 1 pound lean ground beef
  • 1 egg
  • 1/3 cup fine bread crumbs
  • 3 ounces complimentary (not free) cheese(s), crumbled or cubed
  • salt and pepper

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