Swiss Chard Soup

Featured in: Plum-Soft Cozy Dinners

This warming bowl brings together tender Swiss chard leaves and stems slowly simmered with classic mirepoix vegetables—onions, carrots, and celery—in a light vegetable broth. The garlic adds aromatic depth while a splash of lemon juice brightens the flavors just before serving. Ready in under an hour, this nourishing soup comes together effortlessly on the stovetop.

The preparation involves simple techniques: chopping vegetables, sautéing to build flavor, and simmering until everything becomes meltingly tender. Fresh parsley adds a pop of color and brightness, while optional Parmesan provides a savory finish.

This versatile preparation welcomes variations like white beans for substance or diced potatoes for extra body. Naturally vegetarian and gluten-free, it adapts easily to vegan preferences with plant-based cheese alternatives.

Updated on Wed, 28 Jan 2026 10:58:00 GMT
Steaming Swiss Chard Soup in a rustic bowl, garnished with fresh parsley and lemon. Pin it
Steaming Swiss Chard Soup in a rustic bowl, garnished with fresh parsley and lemon. | plumclover.com

My small kitchen garden finally gifted me a massive bundle of green leaves that looked far too pretty to ignore. I decided to simmer them into a pot of gold rather than just another salad. The vibrant colors of the stalks against the clear broth felt like a celebration of the season. It was the kind of afternoon where the steam on the window made everything feel cozy and safe.

Last November when the rain would not stop I found myself craving something light but warming. My kitchen smelled like sauteed garlic and wet earth as I chopped the vibrant leaves. It was one of those quiet afternoons where the bubbling pot was the only sound in the house. This soup became my sanctuary during that long cold stretch.

Ingredients

  • Swiss chard: Use the stems too because they provide a lovely crunch and deep mineral flavor.
  • Yellow onion: This provides the foundational sweetness that balances the iron rich greens.
  • Carrots and celery: Dicing these finely creates a classic aromatic base for the broth.
  • Garlic: Three cloves might seem like a lot but it mellows out beautifully during the simmer.
  • Vegetable broth: A high quality broth makes a massive difference since there are so few ingredients.
  • Olive oil: This helps carry the flavors of the aromatics throughout the entire pot.
  • Lemon juice: Adding this right before serving prevents the soup from tasting flat or dull.
  • Fresh parsley: A final sprinkle adds a clean herbal finish that looks beautiful.

Instructions

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Saute the base:
Listen for the gentle sizzle as the onions and carrots turn translucent and sweet in the hot oil. This step builds the flavor foundation that supports the rest of the soup.
Soften the stems:
Toss in the garlic and chard stems until the air fills with a sharp savory aroma. The stems need this extra time to become tender while the garlic perfumes the oil.
Simmer the leaves:
Watch the emerald leaves shrink into the broth while the liquid takes on a golden hue. Let it bubble gently so the different vegetable notes can mingle and deepen.
Brighten the finish:
Squeeze the lemon and sprinkle the parsley to add a final pop of color and zing. Adjust your salt and pepper now to make the flavors truly sing before serving.
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Hearty Swiss Chard Soup with tender greens and carrots served beside a slice of bread. Pin it
Hearty Swiss Chard Soup with tender greens and carrots served beside a slice of bread. | plumclover.com

My daughter used to pick out the carrots until I showed her how they matched the orange veins in the chard. Now we call it rainbow soup and she helps me tear the leaves into small pieces. It is a messy process but the laughter makes the broth taste even sweeter.

Texture Secrets

I found that dicing the carrots and celery into uniform cubes helps them cook evenly. If you leave the pieces too large they might still be crunchy when the greens are done. This consistency creates a much more professional feel in your own kitchen.

Broth Variations

Sometimes I swap half the broth for a bit of bean cooking liquid for extra silkiness. It adds a subtle creaminess without any actual dairy involved. You can really play with the depth of flavor depending on what you have on hand.

Making It a Meal

This soup is light on its own so I often serve it with a thick slice of toasted sourdough. The bread is perfect for soaking up the last few drops of lemony broth at the bottom of the bowl. It transforms a simple lunch into a hearty dinner that keeps everyone full and happy.

  • Try adding white beans for a boost of protein and texture.
  • A dusting of Parmesan adds a salty kick that balances the greens.
  • Store any leftovers in an airtight container for a better tasting lunch the next day.
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Vibrant bowl of Swiss Chard Soup topped with Parmesan and a drizzle of olive oil. Pin it
Vibrant bowl of Swiss Chard Soup topped with Parmesan and a drizzle of olive oil. | plumclover.com

This soup remains my favorite way to honor the changing seasons. I hope it brings as much warmth to your table as it does to mine.

Recipe FAQ

Can I use other leafy greens instead of Swiss chard?

Yes, kale, spinach, or bok choy work well as substitutions. Adjust cooking time slightly since delicate greens like spinach wilt faster than hearty chard or kale.

How long does this soup keep in the refrigerator?

Stored in an airtight container, the soup keeps well for 4-5 days. The flavors often improve after a day as the ingredients meld together. Reheat gently on the stovetop.

Can I freeze this Swiss chard soup?

Absolutely. Cool completely before transferring to freezer-safe containers. It freezes well for up to 3 months. Thaw overnight in the refrigerator and reheat slowly.

What can I serve alongside this soup?

Crusty bread, garlic toast, or a simple green salad complement this light soup beautifully. For a more substantial meal, add white beans directly to the pot or serve with grilled cheese.

Do I need to remove the stems from Swiss chard?

No need to discard—the stems are edible and add texture. Simply chop them separately and cook them a few minutes before adding the leaves, as stems take longer to become tender.

Swiss Chard Soup

Tender Swiss chard and aromatic vegetables simmered in a light, savory broth for a wholesome meal.

Time to Prepare
15 minutes
Time to Cook
25 minutes
Overall Time
40 minutes
Recipe by Joshua Barnes


Skill Level Easy

Cuisine Type European

Portions 4 Serving Size

Dietary notes Meatless, Without Gluten

What You Need

Vegetables

01 1 large bunch Swiss chard (approximately 14 ounces), stems and leaves separated and chopped
02 1 medium yellow onion, finely chopped
03 2 medium carrots, diced
04 2 celery stalks, diced
05 3 cloves garlic, minced

Broth & Seasoning

01 5 cups vegetable broth, gluten-free certified
02 2 tablespoons extra virgin olive oil
03 1 teaspoon sea salt, adjusted to taste
04 1/2 teaspoon freshly ground black pepper
05 1/4 teaspoon crushed red pepper flakes, optional

Finish

01 Juice of 1/2 lemon
02 2 tablespoons chopped fresh parsley
03 Grated Parmesan cheese for serving, optional

How-To Steps

Step 01

Sauté aromatic vegetables: Heat olive oil in a large pot over medium heat. Add chopped onion, diced carrots, and celery. Sauté for 5 to 6 minutes until vegetables soften.

Step 02

Soften chard stems: Stir in minced garlic and Swiss chard stems. Sauté for 2 to 3 minutes until fragrant and stems begin to soften.

Step 03

Build the broth: Add Swiss chard leaves, vegetable broth, sea salt, black pepper, and red pepper flakes if using. Bring to a boil, then reduce to a gentle simmer.

Step 04

Simmer until tender: Simmer uncovered for 15 to 20 minutes until all vegetables are very tender and flavors have melded completely.

Step 05

Season and finish: Stir in fresh lemon juice and chopped parsley. Adjust seasoning with additional salt and pepper to taste.

Step 06

Serve: Ladle soup into serving bowls. Top with grated Parmesan cheese if desired. Serve hot.

Needed Tools

  • Large soup pot with lid
  • Chef's knife
  • Cutting board
  • Ladle

Possible Allergens

Review each item for allergens and get advice from your medical provider if you’re unsure.
  • Contains dairy if Parmesan cheese is used in preparation or as garnish
  • Verify store-bought vegetable broth for potential gluten content and allergen cross-contamination

Nutritional details (per serving)

For informational use only. Not a substitute for health advice.
  • Energy (kcal): 120
  • Fat content: 5 g
  • Carbohydrates: 15 g
  • Proteins: 4 g