Ingredients:
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1 sweet onion, sliced
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2 tbsp unsalted butter
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3 tbsp apple cider vinegar
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1 32 oz box of chicken broth
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1/2 tsp salt
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1 slice of bread of choice, lightly toasted (we used GF Sourdough)
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2-3 slices provolone cheese (to preference)
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Gruyere cheese, shredded (to preference - we used ~1 cup)
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Parmesan cheese, shredded (to preference - we used ~1/4 cup)
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Parsley to garnish
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Optional: culinary torch
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Food Sources:
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Butter (Vital Farms)
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Apple Cider Vinegar (Bragg)
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GF Sourdough Bread (Base Culture)
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Chicken Broth (Kettle and Fire)
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Gruyere Cheese (Emmi)
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Provolone Cheese (Boar's Head)
Product source:
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Cheflamme Mini Culinary Torch (Messermeister)
DirectionS:
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Place sliced onions, butter and 1 tbsp of apple cider vinegar in skillet and sauté on medium to medium-high heat until onions soften/brown (be sure onions are lightly caramelized for flavor!)
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Transfer caramelized onions to a pot and add 2 additional tbsp apple cider vinegar, salt and chicken broth
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Bring to a boil, then reduce heat to simmer with lid for 10 minutes
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Add soup to an oven safe bowl (if using broiler) and place 1 piece of toasted bread, provolone, Gruyere cheese and parmesan cheese over top
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Place under broiler or use culinary torch until cheese is melted/lightly browned
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Add parsley or thyme for garnish
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ENJOY!