Caramelized Onion Burgers With Arugula Recipe - Have A Plant

Caramelized Onion Burgers With Arugula Recipe - Have A Plant

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This perfectly grilled beef burger is juicy, flavorful and everything you’re looking for! Give it a try – it’ll become your new favorite!

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Ingredients

  • ½ tablespoon oil
  • 2 medium sweet onions, peeled and thinly sliced
  • 1 tablespoon apple cider vinegar
  • ¼ teaspoon coarse salt
  • ¼ teaspoon black pepper
  • 1-pound 85% lean Ground Beef
  • ½ teaspoon black pepper
  • 4 slices provolone, muenster or Havarti
  • 4 whole-grain hamburger buns, toasted
  • 2 tablespoons mayonnaise (optional)
  • 1 cup arugula

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