World's Greatest Mushroom-Onion Burgers

READY IN: 50mins
SERVES: 5
UNITS: US

INGREDIENTS

Nutrition
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DIRECTIONS

  • In a large, heavy skillet, melt butter or margarine.
  • Cook onions over medium-low heat until golden brown.
  • Add the mushrooms and continue cooking until mushrooms are tender.
  • Let sit until cool enough to handle.
  • In a large bowl, mix the sirloin, salt, pepper, steak sauce, and onion-mushroom mixture.
  • Form into 5 burgers.
  • In same skillet, heat olive oil over medium heat.
  • Dredge burgers in flour and cook until desired doneness, turning once.
  • Add cheese (if desired) and melt atop burger.
  • Top with a dollop of sour cream.
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