DIET FRENCH ONION SOUP RECIPES

Steps:

• Melt butter and olive oil in a pot over medium heat. Add red onions and sweet onions; sprinkle with kosher salt and sugar. Cook, stirring frequently, until onions are very tender and caramelized, about 45 minutes.
• Pour mushroom broth, sherry, Worcestershire sauce, parsley, herbes de Provence, and bay leaves into onion mixture. Bring to a simmer and cook over medium-low heat for 45 to 60 minutes.
• Reduce heat to low and remove bay leaves. Pour balsamic vinegar into soup and adjust seasoning. Mix well.
• Place Parmesan cheese rind in the center of the pot and submerge, but do not stir. Cook soup for an additional 20 minutes.
• Set an oven rack about 6 inches from the heat source and preheat the oven's broiler.
• Arrange bread slices on a baking sheet.
• Broil bread slices in the preheated oven for 2 to 3 minutes per side. Remove from the oven and set aside.
• Carefully remove cheese rind from the pot and discard.
• Fill 4 oven-safe bowls evenly with soup and sprinkle each with a light layer of grated Gruyere cheese and Parmesan cheese. Top each with 2 bread slices and sprinkle each with remaining Gruyere cheese and Parmesan cheese. Place bowls on a baking sheet.
• Broil soup in the preheated oven until cheese is browned and bubbling, 3 to 5 minutes.

Steps:

• Press Sauté; melt butter in Instant Pot®. Add onions; cook 15 minutes, stirring occasionally. Add sugar, salt and pepper; cook and stir 5 to 7 minutes or until onions are golden brown. Add wine; cook and stir 1 minute or until evaporated. Stir in broth; mix well.
• Secure lid and move pressure release valve to Sealing position. Press Manual or Pressure Cook; cook at high pressure 5 minutes.
• When cooking is complete, press Cancel and use quick release. Preheat broiler.
• Ladle soup into individual ovenproof bowls; top with 1 or 2 slices bread and about 2 tablespoons cheese. Place bowls on large baking sheet. Broil 1 to 2 minutes or until bread is toasted and cheese is melted and browned.