Creamy Reuben Soup – Comfort in Every Spoonful

If you love the bold, savory flavors of a classic Reuben sandwich, get ready for its coziest twist — Creamy Reuben Soup. This comforting bowl brings together tender corned beef, tangy sauerkraut, Swiss cheese, and a creamy, flavorful broth that captures everything you love about the original sandwich — but in spoonable, soul-warming form.

It’s rich and hearty yet perfectly balanced with that unmistakable Reuben tang. Whether you’re looking for a creative way to use up leftover corned beef or craving something deeply comforting for a cold evening, this soup delivers old-fashioned deli flavor in the most deliciously comforting way.


Ingredients Overview: What You’ll Need

For the Base:

  • Butter – For sautéing and creating a rich, creamy roux base.

  • Onion & Garlic – Build the savory flavor foundation.

  • Carrots & Celery (optional) – Add mild sweetness and texture.

  • All-Purpose Flour – Thickens the soup into a creamy consistency.

  • Beef Broth – Brings depth and richness to the base.

  • Heavy Cream or Half-and-Half – Makes it luscious and velvety.

For the Signature Reuben Flavor:

  • Cooked Corned Beef – The star ingredient; use chopped or shredded.

  • Sauerkraut – Adds that essential tang and texture.

  • Swiss Cheese – Melts beautifully for that signature gooey finish.

  • Thousand Island or Russian Dressing – Adds a touch of creaminess and sweet-tangy flavor.

  • Caraway Seeds – Bring in the rye bread flavor without the bread!

Optional Garnishes:

  • Rye Croutons – Toasted rye bread cubes for crunch and authenticity.

  • Extra Swiss Cheese – Because more cheese is always welcome.

  • Chopped Parsley – Adds color and freshness.


Step-by-Step Instructions: How to Make Creamy Reuben Soup

Step 1: Prepare the Base

  1. In a large pot or Dutch oven, melt 2 tablespoons butter over medium heat.

  2. Add 1 diced onion, 1 diced celery stalk, and 1 diced carrot (optional).

  3. Sauté for 5–6 minutes, until softened and fragrant.

  4. Add 2 minced garlic cloves and cook for another 30 seconds.


Step 2: Make the Roux

  1. Sprinkle in 3 tablespoons all-purpose flour and stir constantly for 1–2 minutes to form a thick paste.

  2. Slowly whisk in 4 cups beef broth, one cup at a time, ensuring the mixture stays smooth.

  3. Bring to a gentle simmer and cook until slightly thickened, about 5 minutes.


Step 3: Add the Reuben Flavors

  1. Stir in:

    • 2 cups chopped cooked corned beef

    • 1 ½ cups sauerkraut, drained and squeezed dry

    • ½ teaspoon caraway seeds (optional but recommended)

  2. Reduce heat to low and simmer for 10 minutes, letting the flavors meld.


Step 4: Make It Creamy

  1. Stir in 1 cup heavy cream (or half-and-half for a lighter version).

  2. Add 1 cup shredded Swiss cheese, stirring until melted and smooth.

  3. Taste and adjust seasoning — add salt, black pepper, or a splash of Thousand Island dressing (1–2 tablespoons) for extra tang.


Step 5: Serve & Garnish

Ladle into bowls and top with:

  • Toasted rye croutons

  • A sprinkle of extra Swiss cheese

  • Fresh parsley for a pop of color

Serve hot and enjoy the creamy, comforting flavors of your favorite deli sandwich — in a spoon!


Tips, Variations, and Substitutions

Tips for the Perfect Creamy Reuben Soup:

  • Drain the Sauerkraut Well: Too much liquid will make the soup sour or watery.

  • Use Good Corned Beef: Homemade or deli-sliced works great; avoid canned.

  • Add Cheese Gradually: Stir slowly over low heat to prevent curdling.

  • Reheat Gently: Avoid boiling — it can separate the cream.

Variations:

  • Reuben Chowder Style: Add diced potatoes for a thicker, chunkier soup.

  • Low-Carb Version: Skip the flour and thicken with a bit of cream cheese instead.

  • Reuben Dip Twist: Serve thickened soup as a warm dip with rye toast points.

  • Vegetarian Option: Use veggie broth, omit beef, and add chopped mushrooms for depth.

Substitutions:

  • Swiss Cheese → Gruyère or Provolone: Melts beautifully and has similar flavor.

  • Beef Broth → Chicken Broth: Slightly lighter but still flavorful.

  • Thousand Island Dressing → Russian Dressing or Mayo + Ketchup Mix.


Serving Ideas & Best Occasions

When to Serve:

  • Cold Winter Nights: Creamy, filling, and soul-warming.

  • St. Patrick’s Day: The perfect way to use leftover corned beef.

  • Family Dinners: A unique comfort meal everyone loves.

  • Game Day: Serve in mugs with rye toast or pretzels.

What to Serve With It:

  • Rye Bread or Croutons: To soak up that creamy broth.

  • Pickles or Coleslaw: Add tangy crunch on the side.

  • Green Salad: Balances the richness.

  • Beer or Iced Tea: Complements the savory, creamy flavors.


Nutritional Information (Approximate per Serving)**

  • Calories: 420

  • Fat: 29g

  • Carbs: 12g

  • Protein: 25g

  • Fiber: 2g

  • Sodium: 980mg

(Based on 6 servings.)


Frequently Asked Questions (FAQ)

1. Can I make Creamy Reuben Soup ahead of time?

Yes! It reheats beautifully. Store in an airtight container in the fridge for up to 3 days. Reheat gently over low heat and add a splash of milk or broth if it thickens too much.

2. Can I freeze it?

Because of the cream and cheese, freezing isn’t ideal — the texture may separate. For make-ahead meals, freeze before adding dairy, then stir in cream and cheese after thawing and reheating.

3. Can I use deli corned beef?

Yes, it works great! Just chop it into small pieces before adding.

4. What kind of sauerkraut works best?

Use a good-quality refrigerated brand or homemade sauerkraut — it’s fresher and less salty than canned.

5. Can I make it gluten-free?

Yes — replace flour with 1 tablespoon cornstarch mixed into cold broth. Use gluten-free rye-style crackers if desired.

6. Can I make it in a slow cooker?

Yes! Sauté onions and flour first, then add everything except cream and cheese. Cook on Low for 6 hours, stir in cream and cheese before serving.

7. Can I adjust the tanginess?

Absolutely. Add more sauerkraut or dressing for a punchier flavor, or balance with extra cream for milder taste.

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Creamy Reuben Soup – Comfort in Every Spoonful

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This Creamy Reuben Soup captures all the flavors of a classic Reuben sandwich — corned beef, sauerkraut, Swiss cheese, and Thousand Island dressing — in a warm, comforting, spoonable form. Perfect for cozy dinners and leftover corned beef!

  • Author: Maya Lawson
  • Prep Time: 15 minutes
  • Cook Time: 30 minutes
  • Total Time: 45 minutes
  • Yield: 6 servings 1x

Ingredients

Scale
  • 2 tbsp butter

  • 1 onion, diced

  • 1 celery stalk, diced

  • 2 garlic cloves, minced

  • 3 tbsp flour

  • 4 cups beef broth

  • 2 cups cooked corned beef, chopped

  • 1 ½ cups sauerkraut, drained

  • 1 cup heavy cream

  • 1 cup shredded Swiss cheese

  • ½ tsp caraway seeds (optional)

  • 2 tbsp Thousand Island dressing (optional)

  • Salt & pepper to taste

  • Rye croutons & parsley for garnish

Instructions

  • Melt butter in a pot. Sauté onion, celery, and garlic until soft.

  • Stir in flour and cook 1 minute. Gradually whisk in beef broth.

  • Add corned beef, sauerkraut, and caraway seeds. Simmer 10 minutes.

  • Stir in cream and Swiss cheese until melted and smooth.

  • Add Thousand Island dressing; season to taste.

  • Serve hot, topped with rye croutons and parsley.

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