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+ servings

Apple Cider Vinegar Caramelized Onion Grilled Cheese

This apple cider vinegar caramelized onion grilled cheese is packed with melt in your mouth onions and tons of flavor!
Author: Michelle Ferrand - Cup of Zest
Makes: 2


  • 4 large slices sourdough bread
  • 1 ½ cups shredded sharp cheddar cheese
  • ¼ cup apple cider vinegar caramelized onions
  • a couple cranks of coarse black pepper
  • 3 tablespoons unsalted butter softened
  • kosher salt


  • Top one slice of bread with a quarter of the shredded cheese, half of the caramelized onions, a couple cranks of coarse black pepper, and another quarter of the shredded cheese. Place another slice of bread on top of the cheese, spread with about a quarter of the butter and lightly sprinkle with a little kosher salt.
  • Repeat with the remaining bread, cheese, onions, and quarter of butter.
  • Bring a large skillet to medium heat and add the sandwiches butter side down. Spread the remaining butter onto the slices of bread that are facing up and lightly sprinkle with a little kosher salt.
  • Cook until the bread is beautifully browned and the cheese is melted, about 3 minutes per side.
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