Roasted Garlic Soup

Featured in: One-Pot Comfort Meals

This velvety roasted garlic soup transforms humble ingredients into something extraordinary. The roasting process mellows the garlic's sharpness, bringing out its natural sweetness and depth.

With russet potatoes for creaminess and a hint of thyme, this comforting bowl comes together in just over an hour. The result is silky smooth, nourishing, and perfect for cold weather.

Pair with crusty bread for a complete meal, or add croutons for satisfying texture. Both vegetarian and gluten-free adaptable, it's an ideal choice for family dinners or meal prep.

Updated on Thu, 29 Jan 2026 23:07:41 GMT
Golden roasted garlic soup in a rustic bowl, topped with fresh parsley and a slice of toasted crusty bread.  Save
Golden roasted garlic soup in a rustic bowl, topped with fresh parsley and a slice of toasted crusty bread. | amberoregano.com

Last winter, when that relentless cold wave kept everyone housebound for days, I found myself craving something that felt like a gentle hug from the inside out. My grandmother always swore by garlic when anyone in the family felt under the weather, claiming it was natures medicine with a soul. I decided to finally test her theory by roasting an absurd amount of garlic heads until they transformed into golden, spreadable caramel. The entire house smelled like an Italian bistro, and honestly, that warmth alone was half the cure.

I made this soup during a friends recovery from surgery, and she texted me three days later asking for the recipe because it was the only thing that actually tasted good through her congestion. Theres something almost medicinal about how the roasted garlic permeates every spoonful without being overpowering. Now I keep roasted garlic heads in my fridge just to whip this up whenever someone needs extra comfort.

Ingredients

  • 4 large heads of garlic: Roasting transforms these into sweet, golden cloves that melt into the soup base
  • 2 tablespoons olive oil: Coats the garlic for even roasting and adds fruity richness
  • 2 tablespoons unsalted butter: Creates a silky foundation for sautéing the aromatics
  • 1 medium yellow onion: Provides subtle sweetness and depth beneath the garlic star
  • 1 large russet potato: The secret to velvety texture without heavy cream
  • 4 cups low-sodium vegetable broth: Forms the flavorful backbone without overpowering
  • 1 cup whole milk or unsweetened plant-based milk: Adds just enough creaminess to coat the spoon
  • 1/2 teaspoon dried thyme: Earthy notes that bridge the gap between savory and sweet
  • 1 bay leaf: Gentle herbal background flavor that simmers away in the background
  • Salt and freshly ground black pepper: Essential for awakening all those roasted flavors
  • 2 tablespoons chopped fresh parsley: Bright pop of color and freshness against the golden soup
  • Croutons or toasted bread: Optional but highly recommended for that perfect dunk

Instructions

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Roast the garlic into sweetness:
Preheat your oven to 400°F and slice the tops off each garlic head to expose all those individual cloves. Drizzle them with olive oil, wrap tightly in foil, and let them roast for 35 to 40 minutes until theyre soft and golden. Let them cool just enough to handle, then squeeze those roasted cloves right out of their skins.
Build the flavor foundation:
Melt butter in a large pot over medium heat and toss in your chopped onion. Sauté gently until it turns translucent and fragrant, about 5 minutes, taking care not to brown it.
Simmer everything together:
Add the diced potato, your precious roasted garlic, thyme, bay leaf, and vegetable broth to the pot. Bring it all to a bubbling boil, then reduce heat and let it simmer for 15 minutes until the potatoes are completely tender.
Transform into velvet:
Fish out and discard the bay leaf, then use an immersion blender to purée the soup until it turns silky smooth. Working in batches with a regular blender works too, just be careful with hot liquids.
Finish with creaminess:
Return the soup to the pot and stir in your milk of choice, heating gently until warmed through. Taste and season with salt and plenty of fresh black pepper until everything sings.
Serve with simple garnishes:
Ladle the soup into warmed bowls and sprinkle generously with fresh parsley. Add croutons or toast strips on the side for that satisfying crunch in every spoonful.
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Mix batters, prep ingredients, grate vegetables, and store leftovers easily during baking and everyday cooking.
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Creamy roasted garlic soup with a velvety texture, garnished with fresh herbs and served warm.  Save
Creamy roasted garlic soup with a velvety texture, garnished with fresh herbs and served warm. | amberoregano.com
Creamy roasted garlic soup with a velvety texture, garnished with fresh herbs and served warm.  Save
Creamy roasted garlic soup with a velvety texture, garnished with fresh herbs and served warm. | amberoregano.com

This recipe became my go to gift during a particularly harsh flu season when everyone seemed to be fighting something. Theres something profoundly nurturing about delivering a steaming container of this soup to someone whos feeling run down. More than one friend has told me it was exactly what they needed when nothing else sounded good.

Make It Your Own

Sometimes I add a splash of white wine during the onion stage for extra brightness, especially if Im serving this to dinner guests. A pinch of smoked paprika creates a beautiful smoky undertone that plays surprisingly well with the sweet garlic.

Texture Secrets

If you prefer an even thinner consistency, simply add more broth or milk after puréeing until it reaches your desired thickness. For extra protein, stir in a handful of white beans during the last few minutes of simmering.

Perfect Pairings

This soup sings alongside a sharp green salad with vinaigrette to cut through the richness. A simple quiche or roasted vegetables make it into a complete light dinner.

  • Pair with a crisp white wine like Pinot Grigio
  • Grilled cheese sandwiches take this to comfort food heaven
  • Roasted Brussels sprouts complement the sweetness beautifully
A close-up of creamy roasted garlic soup, featuring tender roasted garlic cloves and a rich, smooth finish. Save
A close-up of creamy roasted garlic soup, featuring tender roasted garlic cloves and a rich, smooth finish. | amberoregano.com
A close-up of creamy roasted garlic soup, featuring tender roasted garlic cloves and a rich, smooth finish. Save
A close-up of creamy roasted garlic soup, featuring tender roasted garlic cloves and a rich, smooth finish. | amberoregano.com

Theres something almost meditative about squeezing roasted garlic out of its skins, and this soup rewards that small effort with every comforting spoonful.

Recipe FAQs

How long does it take to roast the garlic?

Roasting the garlic takes about 35-40 minutes in a 400°F oven. Wrap the heads in foil with olive oil until the cloves become soft and golden.

Can I make this soup ahead of time?

Yes, this soup stores beautifully. Prepare it up to 3 days in advance and refrigerate. Reheat gently on the stove, adding a splash of milk if needed to restore creaminess.

Is this soup freezer-friendly?

Absolutely. Cool completely before transferring to airtight containers. Freeze for up to 3 months. Thaw overnight in the refrigerator and reheat slowly.

What can I use instead of potato?

Try cauliflower, white beans, or even a slice of bread torn into pieces. Each alternative provides body while keeping the soup smooth and satisfying.

How do I adjust the garlic flavor?

For milder flavor, use 3 garlic heads instead of 4. If you love bold garlic taste, add an extra head or include some raw garlic during sautéing.

Can I use frozen roasted garlic?

Yes, frozen roasted garlic works well. Thaw before using and adjust quantity if needed. Homemade roasted garlic freezes beautifully for future batches.

Roasted Garlic Soup

Creamy roasted garlic soup with tender potatoes and aromatic herbs

Prep Time
15 mins
Time to Cook
50 mins
Time Needed
65 mins
Recipe by Amber Oregano Caleb Murphy


Skill Level Easy

Cuisine European

Portion Size 4 Portions

Dietary Info Meat-Free, No Gluten

What to Use

Roasted Garlic

01 4 large heads of garlic
02 2 tablespoons olive oil

Soup Base

01 2 tablespoons unsalted butter
02 1 medium yellow onion, finely chopped
03 1 large russet potato, peeled and diced
04 4 cups low-sodium vegetable broth
05 1 cup whole milk or unsweetened plant-based milk
06 1/2 teaspoon dried thyme
07 1 bay leaf
08 Salt and freshly ground black pepper, to taste

Garnish

01 2 tablespoons chopped fresh parsley
02 Croutons or toasted bread (optional)

How to Prepare

Step 01

Roast the Garlic: Preheat oven to 400°F. Slice the tops off the garlic heads to expose the cloves. Drizzle with olive oil, wrap in foil, and roast for 35-40 minutes until soft and golden. Allow to cool slightly, then squeeze the roasted garlic out of the skins.

Step 02

Sauté Aromatics: In a large pot, melt butter over medium heat. Add chopped onion and sauté until translucent, about 5 minutes.

Step 03

Simmer Soup Base: Add diced potato, roasted garlic, thyme, bay leaf, and vegetable broth. Bring to a boil, then reduce heat and simmer for 15 minutes, or until potatoes are tender.

Step 04

Purée the Soup: Remove the bay leaf. Use an immersion blender to purée the soup until smooth, or transfer to a blender in batches.

Step 05

Add Milk and Season: Return the soup to the pot. Stir in milk and heat gently until warmed through. Season with salt and pepper to taste.

Step 06

Serve and Garnish: Ladle into bowls and garnish with parsley and optional croutons or toasted bread.

What You'll Need

  • Chef's knife
  • Baking sheet and foil
  • Large pot
  • Immersion blender or standard blender
  • Ladle

Allergy Details

Always check ingredients for allergens and talk to your doctor if unsure.
  • Contains: Milk (if using dairy milk and butter)
  • Gluten may be present in croutons or bread; use gluten-free alternatives if needed
  • Always check labels for potential allergens

Nutrition Details (per serving)

Nutritional data is for info only—consult a professional for health guidance.
  • Energy: 185
  • Total Fat: 9 g
  • Carbohydrates: 23 g
  • Proteins: 4 g