Roasted Garlic Soup

Featured in: Simple Starters & Add-Ons

This velvety soup transforms humble garlic heads through slow roasting into something extraordinary. The cloves become golden, mellow, and naturally sweet, creating a luxurious base blended with sautéed vegetables and finished with cream.

Ready in just over an hour, this nourishing bowl offers deep comfort while supporting immunity. The roasting process mellows garlic's sharpness, leaving subtle sweetness and depth.

Customize easily with olive oil instead of butter, coconut cream for dairy-free needs, or add cayenne for gentle warmth. Perfect alongside crusty bread for a complete meal.

Updated on Wed, 28 Jan 2026 13:48:00 GMT
A close-up of creamy Roasted Garlic Soup in a rustic bowl, topped with fresh parsley and croutons, served alongside crusty bread. Save to Pinterest
A close-up of creamy Roasted Garlic Soup in a rustic bowl, topped with fresh parsley and croutons, served alongside crusty bread. | bowlrelay.com

The quiet transformation of raw garlic into something velvety and profound always captivates me. Last winter, when a particularly stubborn cold swept through our household, I found myself reaching for my grandmother's remedy - garlic. But rather than the sharp bite of raw cloves, I craved something gentler. The kitchen filled with the nutty aroma of roasting garlic that afternoon, and this soup was born from necessity but quickly became a comfort I return to again and again.

I remember serving this to my neighbor who dropped by unexpectedly during a snowstorm last January. She had come to borrow some salt but ended up staying for two bowls of soup, her glasses fogging up with every spoonful as she described how the warmth spread through her chest. We sat by the window watching the snow pile up outside, the steam from our bowls creating a cozy barrier between us and the cold world beyond the glass.

Ingredients

  • 3 large heads of garlic: The star of the show deserves careful attention - look for firm, tight heads with no sprouting and roast them until they're golden and buttery soft, which develops their natural sweetness.
  • Vegetable broth: I once used a homemade mushroom stock instead of regular vegetable broth, and the earthy undertones complemented the roasted garlic beautifully, so dont be afraid to experiment here.
  • Heavy cream: This adds luxurious body to the soup, but add it off-heat and slowly to prevent any chance of curdling.
  • Dried thyme: The subtle woodsy notes of thyme enhance the garlic without competing with it, creating a perfect aromatic foundation.
  • Mirepoix (onion, celery, carrot): This classic vegetable base provides depth and natural sweetness that balances the intensity of the roasted garlic.

Instructions

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Roast the garlic:
Slice the tops off your garlic heads to expose those beautiful cloves hiding inside, then drizzle with olive oil and wrap them snugly in foil like little treasure packets. The kitchen will slowly fill with that unmistakable mellow, nutty aroma as they transform in a 400°F oven for about 35-40 minutes.
Prep the base:
Melt butter in your soup pot and add the chopped onion, celery, and carrot, letting them soften and release their flavors. The vegetables should become translucent but not brown, so keep the heat at medium and stir occasionally.
Squeeze in the liquid gold:
Once your roasted garlic has cooled enough to handle, gently squeeze each head from the bottom - the soft, caramelized cloves should pop right out like nature's paste. Theres something deeply satisfying about this step, watching the transformed garlic emerge from its papery casing.
Build the flavor:
Add your garlic treasure to the pot along with thyme, salt, and pepper, stirring to coat everything in buttery goodness. The aroma that rises now is the promise of comfort to come.
Simmer and blend:
Pour in your broth, bring everything to a gentle boil, then reduce to a simmer for about 10 minutes to marry the flavors. An immersion blender makes quick work of creating that velvety texture, but work in batches with a regular blender if thats what you have.
Finish with cream:
Stir in the heavy cream off the heat, then warm everything gently without boiling. The color transforms to a beautiful pale gold, and the texture becomes silky smooth.
Garnish and serve:
Ladle into warm bowls and finish with fresh parsley, homemade croutons for textural contrast, or a delicate swirl of olive oil. Each element adds a layer of complexity to the comforting base.
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Rich, velvety Roasted Garlic Soup being poured from a pot into a warm ceramic bowl, steam rising with aromatic herbs. Save to Pinterest
Rich, velvety Roasted Garlic Soup being poured from a pot into a warm ceramic bowl, steam rising with aromatic herbs. | bowlrelay.com

This soup became more than just sustenance during a power outage last winter, when we gathered around our gas stove with neighbors who had no heat. We passed steaming mugs around the kitchen island by candlelight, the conversation flowing as easily as the soup. Someone played guitar softly in the corner, and despite the circumstances, there was a sense of community that made the darkness less threatening. Even now, making this soup brings back that feeling of connection forged when comfort was needed most.

Dietary Adaptations

Making this soup vegan requires just two simple substitutions that maintain its soulful character. Replace the butter with a good olive oil or vegan butter, and swap the heavy cream for full-fat coconut cream skimmed from the top of a can of coconut milk that has been refrigerated overnight. The coconut adds a subtle sweetness that surprisingly complements the roasted garlic, creating a different but equally delicious version that has converted even my dairy-loving friends.

Make-Ahead Magic

Like most soups with complex flavors, this one benefits tremendously from a rest in the refrigerator. The first night its delicious, but by day two, its transcendent - the garlic mellows further, the herbs infuse more deeply, and the texture becomes even more velvety. I often make a double batch on Sunday afternoon, enjoying some that evening and portioning the rest into containers for quick lunches throughout the busy week, adding a fresh garnish of herbs or a new topping each day to keep things interesting.

Serving Suggestions

While this soup stands beautifully on its own, its versatility makes it a canvas for creativity. I discovered its potential as more than just a starter when I served it as the sauce for pan-seared gnocchi, the pillowy dumplings catching pools of the velvety liquid. My teenage son, typically suspicious of anything soup-adjacent, declared it his new favorite dinner.

  • For a complete meal, float a poached egg on top just before serving - the creamy yolk adds richness and protein that makes this soup more substantial.
  • A handful of lightly sautéed wild mushrooms makes an elegant garnish that adds earthiness and meaty texture.
  • Try serving in small espresso cups as an elegant appetizer before a dinner party, garnished with a single herb leaf and a drop of truffle oil.
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A comforting bowl of homemade Roasted Garlic Soup garnished with olive oil drizzle and parsley, perfect for chilly days. Save to Pinterest
A comforting bowl of homemade Roasted Garlic Soup garnished with olive oil drizzle and parsley, perfect for chilly days. | bowlrelay.com

This soup reminds me that sometimes the humblest ingredients can create the most profound comfort. In each spoonful, theres an invitation to slow down and savor the moment, no matter what weather or mood brought you to the table.

Recipe Questions & Answers

What does roasted garlic taste like in soup?

Roasted garlic develops a naturally sweet, mellow flavor with none of raw garlic's sharpness. The cloves become caramelized and buttery, adding depth and subtle richness to every spoonful.

Can I make this soup ahead of time?

Absolutely. This soup actually tastes better the next day as flavors meld together. Store in the refrigerator for up to 4 days and reheat gently, adding a splash of broth or cream if needed.

How do I make it vegan?

Replace butter with olive oil for sautéing and use coconut cream or cashew cream instead of heavy cream. The result remains velvety and satisfying while being completely plant-based.

What's the best way to blend the soup?

An immersion blender works perfectly directly in the pot. Alternatively, use a countertop blender in batches, filling only halfway and venting slightly to release steam. Both methods create equally smooth results.

What should I serve with this soup?

Crusty bread, gluten-free toast, or homemade croutons complement the velvety texture beautifully. A simple green salad with vinaigrette balances the richness, while roasted vegetables make it a complete meal.

How long does garlic need to roast?

Garlic heads roast at 400°F for 35-40 minutes until cloves are completely soft and golden. The foil wrapper steams them slightly while allowing caramelization, creating that perfect sweet-savory depth.

Roasted Garlic Soup

A velvety, aromatic soup with slow-roasted garlic offering rich, comforting flavor that warms you up on chilly days.

Time to prep
15 minutes
Time to cook
50 minutes
Total Duration
65 minutes
Recipe by Bowl Relay Andrew Cook


Skill Level Easy

Cuisine European

Makes 4 Serves

Dietary details Vegetarian

Ingredient List

Vegetables

01 3 large heads garlic
02 1 medium yellow onion, chopped
03 1 celery stalk, chopped
04 1 medium carrot, chopped

Dairy

01 2 tablespoons unsalted butter
02 1/2 cup heavy cream

Liquids

01 4 cups vegetable broth

Seasonings

01 1/2 teaspoon dried thyme
02 1/4 teaspoon freshly ground black pepper
03 1/2 teaspoon salt, or to taste

Garnishes

01 Chopped fresh parsley
02 Croutons or toasted gluten-free bread
03 Drizzle of olive oil

How-To Steps

Step 01

Roast the garlic: Preheat oven to 400°F. Slice tops off garlic heads to expose cloves. Drizzle with olive oil, wrap in foil, and roast for 35 to 40 minutes until cloves are soft and golden.

Step 02

Cool and extract garlic: Allow roasted garlic to cool slightly, then squeeze cloves out of their skins and set aside.

Step 03

Sauté aromatics: In a large pot, melt butter over medium heat. Add onion, celery, and carrot, and sauté for 5 to 7 minutes until softened.

Step 04

Build flavor base: Add roasted garlic, thyme, salt, and pepper to the pot. Cook for 2 minutes while stirring constantly.

Step 05

Simmer broth: Pour in vegetable broth. Bring to a boil, then reduce heat and simmer for 10 minutes.

Step 06

Purée soup: Use an immersion blender to purée soup until smooth, or transfer to a countertop blender in batches and blend until velvety.

Step 07

Finish with cream: Stir in heavy cream and heat gently for 2 to 3 minutes. Adjust seasoning to taste.

Step 08

Serve: Ladle soup into bowls and garnish with chopped parsley, croutons, or a drizzle of olive oil. Serve immediately.

Tools Needed

  • Oven
  • Baking sheet and aluminum foil
  • Large pot
  • Immersion or countertop blender
  • Knife and cutting board

Allergy Information

Review all ingredients for allergens and ask your health provider if uncertain.
  • Contains dairy (butter and cream)
  • May contain gluten if using traditional croutons or bread; use gluten-free alternatives if needed

Nutrition per Serving

Provided for general knowledge, not as medical guidance.
  • Calories: 220
  • Fat content: 13 grams
  • Carbohydrates: 23 grams
  • Protein amount: 4 grams