Roasted Garlic Soup Recipe delivers a silky, mellow, deeply savory bowl with sweet caramelized garlic and a gentle thyme finish. It suits garlic lovers, soup fans, and busy weeknights, and it takes about 1 hour 10 minutes from start to bowl. I first simmered it on a chilly Denver evening and ate it straight from the pot.
Why You Should Try This Roasted Garlic Soup Recipe
This Roasted Garlic Soup Recipe concentrates the sweetness of garlic while it keeps the flavor soft and mellow, not sharp. The soup tastes creamy and lush, yet it uses simple pantry staples and budget-friendly aromatics. You can serve it as a starter or make it the main event with crusty bread and a salad.
You can tune the texture from brothy to velvety with a quick blend. You can go dairy-free or full-on cozy with cream. Your kitchen will smell incredible, and any vampires in a three-block radius will file polite complaints.
Ingredients You’ll Need
- Garlic: 4 large heads, whole and unpeeled
- Olive oil: 3 tablespoons, plus more for drizzling
- Butter: 2 tablespoons, optional for extra richness
- Yellow onion: 1 medium, chopped
- Celery: 1 rib, chopped
- Carrot: 1 small, chopped
- Yukon gold potatoes: 2 medium, peeled and diced
- Pantry swap: use 1 can cannellini beans, drained and rinsed, if you want extra protein or skip potatoes
- Low sodium chicken or vegetable broth: 5 cups
- Shortcut: stock concentrate like Better Than Bouillon works well; go light on salt until the end
- Brand notes: I like Swanson low sodium or Kettle & Fire for a richer broth
- Dry white wine: 1/3 cup, optional but tasty for brightness
- Fresh thyme: 4 sprigs, or 1 teaspoon dried
- Bay leaf: 1
- Heavy cream: 1/2 cup
- Dairy-free swaps: use 1/2 cup canned full-fat coconut milk or 1/2 cup cashew cream
- Parmesan rind: 1 small piece, optional for umami
- Lemon juice: 1 tablespoon
- Kosher salt and freshly ground black pepper
- Toppings: chopped chives, grated Parmesan, chili oil, toasted croutons, crispy pancetta or bacon bits
Equipment
- Sheet pan and foil
- Chef’s knife and cutting board
- Dutch oven or soup pot
- Blender or immersion blender
- Ladle and heatproof measuring cup
How to Make Roasted Garlic Soup
Prep: 10 minutes
Cook: 60 minutes
Total: 1 hour 10 minutes
- Heat the oven to 400°F. Slice about 1/4 inch off the top of each garlic head to expose the cloves. Set the heads on foil, drizzle with 1 tablespoon olive oil, wrap tightly, and place on a sheet pan.
- Roast the garlic for 40 to 45 minutes until the cloves feel soft and look golden. Let the packets cool until you can handle them without juggling.
- Warm 2 tablespoons olive oil and the butter in a Dutch oven over medium heat. Add onion, celery, and carrot with a pinch of salt. Cook for 6 to 8 minutes, stirring, until the veggies soften and look glossy.
- Squeeze the roasted garlic cloves into the pot. Add potatoes or beans, thyme, bay leaf, and the wine if using. Cook for 2 minutes to reduce the wine a bit.
- Pour in the broth and add the Parmesan rind if using. Bring the soup to a gentle simmer, then cook for 15 to 20 minutes until the potatoes turn tender.
- Fish out the bay leaf and Parmesan rind. Blend the soup until smooth and silky with an immersion blender, or transfer in batches to a stand blender and blend with the vent open.
- Stir in the cream or your dairy-free choice. Add lemon juice, then season with salt and plenty of black pepper. Taste and adjust until the flavor sings.
- Make quick croutons while the soup simmers. Toss diced bread with olive oil, salt, and pepper, then toast in the oven for 8 to 10 minutes.
- Ladle the soup into bowls. Top with chives, Parmesan, a few croutons, and a swirl of chili oil or crispy pancetta if you want a salty crunch.
Tips & Tricks
- Roast extra garlic heads and stash them in the fridge for up to 1 week for easy flavor boosts.
- Swap potatoes with cauliflower for a lighter carb count and still get a creamy texture.
- Go vegan by using vegetable broth and coconut milk or cashew cream, then skip any Parmesan.
- Add a Parmesan rind to simmer, then pull it out before blending for a savory boost.
- Salt at the end if you use stock concentrate or a rind so you avoid oversalting.
- Thin a too-thick soup with warm broth or water. Thicken a thin soup with a few minutes of uncovered simmering.
- Blend in two tablespoons of white miso for deeper flavor, then skip extra salt until you taste.
- Finish with acid. Lemon juice or a splash of sherry vinegar makes the flavors pop.
What to Serve with Roasted Garlic Soup
This soup pairs beautifully with a crisp green salad, sourdough grilled cheese, or a simple roast chicken. I also like it with garlicky shrimp and a side of roasted broccoli for a cozy dinner. If you want a lighter meal, serve small cups as a starter with crostini and a bowl of olives.
Make-Ahead and Storage
Chill leftovers in airtight containers and store them in the fridge for up to 4 days. Freeze the soup without dairy for up to 3 months, then stir in cream or coconut milk after reheating. Reheat gently on the stovetop over medium heat while you stir, and add a splash of broth or water if it looks thick. Finish with fresh lemon and pepper to revive the flavor.
Nutrition Information
Per 1 cup serving, about 6 servings: 230 calories; 12 g fat; 4 g saturated fat; 26 g carbs; 3 g fiber; 5 g sugar; 5 g protein; about 650 mg sodium, based on low sodium broth and cream. Numbers will shift if you use beans instead of potatoes or swap in coconut milk. I calculate these values with standard online tools and round to keep them useful.
Roasted Garlic Soup Recipe
Ingredients
Instructions
- Preheat the oven to 400°F (200°C).
- Slice the top off each garlic bulb, drizzle with olive oil, wrap in foil, and roast for 30-35 minutes until soft.
- Squeeze the roasted garlic cloves out of their skins and set aside.
- In a large pot, sauté the chopped onion in olive oil until translucent.
- Add the roasted garlic and vegetable broth, then bring to a boil.
- Reduce heat and simmer for 10 minutes.
- Puree the soup with an immersion blender until smooth.
- Stir in heavy cream if using and season with salt and pepper to taste.
- Serve hot.