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Roasted Garlic Potato Soup

By Adeline Parker

Published on

Roasted Garlic Potato Soup

There’s a special kind of comfort that comes from a bowl of perfectly creamy, deeply flavored soup, and this Roasted Garlic Potato Soup delivers just that. The slow-cooked garlic transforms into a sweet, mellow base, creating a richness that’s both sophisticated and incredibly satisfying. It’s the kind of dish that feels like a warm hug on a chilly evening.

This soup is a regular in my rotation, especially when I need something nourishing that doesn’t require constant attention. It’s wonderful for weeknight dinners, and leftovers are even better the next day, making it a busy mom’s best friend.

Why I Love This Recipe

There are so many reasons this Roasted Garlic Potato Soup is a winner for me, especially on busy weeknights.

  • It’s a weeknight lifesaver.
  • It’s surprisingly simple to prepare, with most of the time spent simmering.
  • The depth of flavor from that sweet, tender garlic is truly remarkable.
  • It’s a crowd-pleaser that feels both elegant and comforting.
  • Plus, it’s perfect for using up those potatoes in your pantry!

Roasted Garlic Potato Soup Ingredients

The magic of this Roasted Garlic Potato Soup truly starts with its ingredients. They’re humble, really, but when combined, they transform into something utterly delicious. Each element is chosen to build that comforting, creamy texture and that deep, satisfying flavor we all want in a good soup.

Core Ingredients:

  • Butter & Olive Oil: These form our cooking base, adding a lovely richness. They help gently soften our aromatics without being harsh.
  • Leeks: Leeks bring a delicate sweetness. Their flavor is milder than onions, perfectly complementing the garlic without overpowering it.
  • Garlic: Ah, the star! When simmered, these cloves turn wonderfully sweet and tender. They infuse the soup with that signature mellow, roasted garlic essence.
  • Potatoes: These are the heart of the soup. They create that essential creamy, hearty base that makes it so filling and satisfying.
  • Vegetable or Chicken Broth: This liquid base carries all our wonderful flavors. It helps us achieve that smooth, luxurious consistency.
  • Dried Thyme & Bay Leaf: These herbs are a classic pairing. They add subtle, aromatic notes that enhance the soup’s overall depth.
  • Heavy Cream: A touch of cream adds ultimate richness. It creates that velvety texture we all adore.
  • Fresh Herbs (Parsley, Chives, Tarragon): These add a burst of freshness. A sprinkle of chopped herbs right before serving brightens the color and taste.
  • Salt & Black Pepper: Essential for unlocking and balancing all the other flavors. Seasoning is key!

Substitutions and Tips:

For a dairy-free approach, try swapping the heavy cream for full-fat coconut milk. A good quality dairy-free creamer also works wonders. If leeks are playing hide-and-seek at your market, a large sweet onion or some shallots can stand in. Just sauté them until soft, and you’ll have a similar flavor foundation for your potato soup. Don’t be shy with the garlic if you love its flavor! And for a thicker soup, simply reduce the broth quantity a little, or mash a few potato pieces against the pot’s side before blending.

How to Make Roasted Garlic Potato Soup

Making this delicious Roasted Garlic Potato Soup is quite straightforward. We’ll walk through each step together. Follow these easy instructions for a wonderful meal.

Sauté Aromatics

Grab a large pot or Dutch oven. Heat the butter and olive oil over medium heat. Add your sliced leeks and those whole garlic cloves. Cook them, stirring now and then. You want the leeks to get soft. The garlic should smell fragrant. This takes about 8-10 minutes. Importantly, do not let the garlic turn brown.

Simmer for Tenderness

Now, add the diced potatoes to the pot. Pour in the vegetable broth. Sprinkle in the dried thyme. Toss in the bay leaf. Bring this whole mixture to a boil. Then, lower the heat to get a gentle simmer. Cover the pot. Let it cook for 20-25 minutes. Check if the potatoes and garlic are very tender. A fork should slide in easily.

Blend to Creamy Perfection

Once everything is tender, remove the bay leaf. Discard it, please. Use an immersion blender. Puree the soup right in the pot. Blend until it’s smooth and creamy. Don’t have one? No worries! Transfer soup in batches to a regular blender. Blend until smooth. Return it all to the pot.

Finish and Season

Stir in the heavy cream. Add the fresh, chopped herbs now. Warm the soup gently over low heat. Be careful, friends. Do not let it boil after the cream is added. It can curdle easily. Season with salt and pepper. Taste as you go. Adjust until the flavors pop.

Serve Your Delicious Soup

Time for the best part! Ladle the hot Roasted Garlic Potato Soup into bowls. It’s ready to enjoy. Garnish with your favorite crunchy croutons on top. They add a perfect contrast.

How to Store Roasted Garlic Potato Soup

Got some Roasted Garlic Potato Soup left from dinner? Don’t fret! Simply let it cool completely. Then, pop it into an airtight container. It’ll keep nicely in the fridge for about 3 to 4 days. Honestly, the flavors actually get even better as they meld overnight.

Planning ahead? This soup freezes like a dream. Use freezer-safe containers. Just leave a little space at the top for expansion. Frozen, it lasts for up to 2 to 3 months. To reheat, thaw it overnight in the fridge. Then, warm it gently on the stovetop or in the microwave. Easy peasy!

Tips for Success

  • Resist browning the garlic in the beginning. This prevents a bitter taste.
  • An immersion blender truly makes smooth soup easy. A regular blender works too!
  • Always taste and adjust seasoning. Salt and pepper are your best friends here.
  • Try chicken broth for an even richer flavor profile.
  • Warm the soup gently after adding cream. Never let it boil.

Kitchen Tools You’ll Need

To whip up this delightful Roasted Garlic Potato Soup, you won’t need anything too fancy. Here’s what will help make the process smooth:

  • A good-sized pot or Dutch oven is essential.
  • An immersion blender makes pureeing easy. A regular blender works too!
  • A sharp knife and cutting board are a must.
  • Measuring cups and spoons ensure accuracy.
  • A ladle is perfect for serving.

Serving Suggestions

  • Garnish with crunchy croutons or toasted bread for texture.
  • A fresh side salad makes this soup a complete meal.
  • Extra fresh herbs add a lovely pop of color and bright flavor.
  • Crusty bread is perfect for dunking into this creamy soup.
  • A dollop of sour cream or Greek yogurt adds extra creaminess.

Frequently Asked Questions

Can I make this Roasted Garlic Potato Soup ahead of time?

Yes! This soup is an excellent candidate for making ahead. In fact, the flavors often deepen and improve after a day in the refrigerator. Simply reheat gently on the stovetop or in the microwave when you’re ready to serve.

What if I don’t have leeks?

If you can’t find leeks or prefer not to use them, you can substitute them with one large sweet onion or two shallots. Sauté them in the butter and olive oil until softened, just as you would the leeks, to build a similar flavor base for your potato soup.

How can I make this soup dairy-free or vegan?

To make this Roasted Garlic Potato Soup dairy-free, simply omit the butter and heavy cream. Sauté the leeks and garlic in olive oil or a plant-based butter alternative. For the creaminess, use full-fat coconut milk or a good quality unsweetened plant-based creamer in place of the heavy cream.

Can I freeze this potato soup?

Absolutely! This soup freezes beautifully. Let it cool completely, then transfer it to freezer-safe containers, leaving a little room at the top. It can be stored in the freezer for up to 2-3 months. Thaw it in the refrigerator overnight and reheat gently.

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Roasted Garlic Potato Soup

Roasted Garlic Potato Soup

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  • Author: Adeline
  • Prep Time: 15 minutes
  • Cook Time: 35 minutes
  • Total Time: 50 minutes
  • Yield: 6-8 servings
  • Category: Soup
  • Method: Stovetop
  • Cuisine: American
  • Diet: Vegetarian

Description

A creamy and flavorful roasted garlic potato soup, perfect for a comforting meal.


Ingredients

  • 2 tablespoons unsalted butter
  • 1 tablespoon olive oil
  • 2 large leeks, white and light green parts only, cleaned and thinly sliced
  • 1 whole head of garlic, cloves separated and peeled
  • 1 large russet potato, peeled and diced
  • 6 cups vegetable or chicken broth
  • 1 teaspoon dried thyme
  • 1 bay leaf
  • 1/2 cup heavy cream
  • 1/4 cup mixed fresh herbs, chopped (such as parsley, chives, and tarragon)
  • Salt and freshly ground black pepper to taste
  • Croutons for garnish


Instructions

  1. In a large pot or Dutch oven, heat the butter and olive oil over medium heat.
  2. Add the sliced leeks and whole garlic cloves and cook, stirring occasionally, until the leeks are softened and the garlic is fragrant, about 8-10 minutes. Do not let the garlic brown.
  3. Add the diced potato, vegetable broth, dried thyme, and bay leaf to the pot.
  4. Bring to a boil, then reduce the heat to a simmer.
  5. Cover and cook for 20-25 minutes, or until the potatoes and garlic cloves are very tender.
  6. Remove the bay leaf.
  7. Use an immersion blender to carefully puree the soup until it is completely smooth. If you don’t have an immersion blender, transfer the soup in batches to a regular blender and blend until smooth, then return to the pot.
  8. Stir in the heavy cream and the chopped fresh herbs.
  9. Warm the soup over low heat, but do not let it boil.
  10. Season generously with salt and black pepper to taste.
  11. Serve hot, garnished with croutons.

Notes

  • Ensure the garlic does not brown during the initial sautéing to avoid a bitter taste.
  • If you prefer a thicker soup, you can use one less cup of broth or add a cornstarch slurry.
  • For a dairy-free option, substitute the heavy cream with full-fat coconut milk or a dairy-free creamer.
  • Adjust the amount of garlic to your preference. Roasting the garlic first will yield a sweeter, milder flavor.
  • Categorized in:

    Soups
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