Cabbage and Onion Soup

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Hearty Cabbage and Onion Soup

This Cabbage and Onion Soup is deeply comforting, incredibly flavorful, and naturally healthy. As the onions and cabbage slowly cook down, they caramelize slightly, creating a rich, savory broth without needing hours of simmering.

Ingredients

  • 1 medium head green cabbage, cored and thinly sliced

  • 3 large yellow or white onions, thinly sliced (about 4 cups)

  • 3 cloves garlic, minced

  • 2 tbsp olive oil (or butter)

  • 1 tbsp tomato paste (optional, adds a rich depth of flavor)

  • 6 cups vegetable or chicken broth

  • 1 tsp dried thyme (or 3 sprigs of fresh thyme)

  • 2 bay leaves

  • Salt and freshly ground black pepper to taste

  • Fresh parsley (chopped, for garnish)

  • Optional finish: A splash of apple cider vinegar or a squeeze of lemon juice to brighten the flavor at the end.

Step-by-Step Instructions

  1. Caramelize the Onions: Heat the olive oil in a large soup pot or Dutch oven over medium heat. Add the sliced onions and a pinch of salt. Cook, stirring occasionally, for 15 to 20 minutes until the onions are soft, golden brown, and deeply sweet.

  2. Add Aromatics & Tomato Paste: Stir in the minced garlic, dried thyme, and tomato paste. Cook for about 1 to 2 minutes until fragrant, stirring constantly so the garlic doesn’t burn.

  3. Wilt the Cabbage: Add the sliced cabbage to the pot in handfuls, stirring as it begins to wilt and shrink down into the onion mixture. Cook for another 5 minutes until the cabbage starts to soften.

  4. Simmer the Soup: Pour in the broth and drop in the bay leaves. Bring the mixture to a boil, then reduce the heat to low, cover, and let it simmer gently for 25 to 30 minutes so the flavors meld and the cabbage becomes tender.

  5. Season and Brighten: Remove the bay leaves. Taste the soup and season with salt and plenty of black pepper. If desired, stir in a splash of apple cider vinegar or lemon juice to balance the rich flavors.

  6. Serve: Ladle hot into bowls, garnish with fresh chopped parsley, and serve with a slice of crusty bread or a sprinkle of grated Parmesan cheese.

Why This Recipe Works

  • Natural Sweetness: Slow-cooking the onions brings out natural sugars that balance the earthy, savory flavor of the cabbage.

  • Make-Ahead Friendly: This soup actually tastes even better the next day as the ingredients continue to absorb the broth. It keeps well in the fridge for up to 4 days.

Would you like to turn this into a weight-loss/detox style vegetable soup, or are you looking to add a specific protein (like white beans or sausage) to make it a heavier meal?

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