Soups, Stews & Chili

Roasted Carrot Soup with Honey and Thyme

By Clara ·
November 1, 2026

The carrots start to smell sweet and earthy before they’re even halfway through roasting, and the browned edges are what make this soup taste like more than a pot of broth and vegetables. I roast them with onion and whole, unpeeled garlic, then simmer everything briefly with vegetable broth, thyme, and honey. The result is a smooth roasted carrot soup with honey and thyme that serves six and feels creamy without being heavy.

I learned not to rush the roasting. The carrots need to turn very tender, with color along their edges, before they go into the pot; that concentrated flavor carries through every spoonful. The garlic roasts in its skin, so the cloves soften without scorching, and a final stir of heavy cream makes the soup silky. It’s a straightforward dinner, but the roasted carrots bring a deep, mellow sweetness that keeps the bowl interesting.

Why the Carrots Need Room to Brown Before They Hit the Pot

Roasting does more than soften the carrots. It gives their edges time to brown, concentrating their natural sweetness before broth dilutes the vegetables into soup. If the pieces are piled on top of one another, they’ll trap moisture and soften without getting the same browned edges. That difference is easy to taste in a soup with a short ingredient list.

The 18×13-inch rimmed baking sheet gives the carrots, onion, and garlic space to sit in a single layer. Cutting the carrots into 1 1/2-inch pieces also helps them roast at a similar pace. Turn the vegetables once during roasting so more than one side gets contact with the hot pan. It’s worth waiting for the carrots to be very tender and browned at the edges; a little pale color won’t give the soup the same depth.

What the Carrots, Thyme, and Cream Each Bring

• Carrots — They provide the soup’s body as well as its main flavor. Choose firm carrots, then peel and cut them into evenly sized pieces so they soften on a similar schedule. Very large pieces take longer to become tender.
• Yellow onion — Roasting gives the onion a softer, sweeter flavor than adding it raw to the pot. Cut it into wedges so it can roast alongside the carrots without disappearing before they’re ready.
• Garlic — The cloves roast whole in their skins, which protects them from direct heat. Squeezing the softened cloves into the soup gives it a rounded garlic flavor without little pieces of skin.
• Vegetable broth — Broth carries the roasted vegetables into a soup while keeping the dish meat-free. A broth you enjoy sipping is a good choice here; especially salty broth can make the finished soup taste saltier than intended.
• Dried thyme and honey — Thyme gives the sweet carrots a savory herbal note, while honey rounds out their roasted flavor. Dried thyme is useful here because it can simmer directly in the broth.
• Heavy cream — Cream adds a smooth, rich finish after the vegetables have been blended. Stir it in at the end rather than blending it with the vegetables from the start.

Roast First, Then Build the Soup in One Pot

Get the vegetables ready for the oven

Heat the oven to 425°F. Toss the peeled, cut carrots, onion wedges, and unpeeled garlic cloves with olive oil, kosher salt, and black pepper on an 18×13-inch rimmed baking sheet. Spread everything into a single layer instead of leaving a mound in the middle. The room around the vegetables helps their edges brown as they roast.

Roast until the carrot edges are browned

Roast the vegetables for 35–45 minutes, turning them once. Look for carrots that are very tender when pierced and browned at the edges, not merely softened. If they still feel firm in the center, give them more time in the oven. The carrots should be tender enough to blend smoothly later.

Simmer the roasted vegetables with broth

Transfer the roasted vegetables to a 5-quart pot, then squeeze the roasted garlic out of its skins into the pot. Add the vegetable broth, dried thyme, and honey. Bring the mixture to a simmer over medium-high heat, then let it simmer for 5 minutes. This short simmer brings the ingredients together before blending.

Blend smooth and finish with cream

Puree the soup with an immersion blender until smooth. Work the blender through the pot until no large pieces of carrot remain. Stir in the heavy cream and warm the soup gently for 2–3 minutes without letting it boil. The finished soup should look creamy and feel smooth, not separated.

Two Ingredient Changes for a Different Bowl

Questions That Come Up While Making Roasted Carrot Soup

Roasted Carrot Soup with Honey and Thyme

Roasted carrot soup gets its deep, sweet flavor from carrots and onion roasted until very tender and browned at the edges. Blended smooth with thyme, honey, and a swirl of heavy cream, it makes a comforting bowl with a gentle savory-sweet finish.

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Prep Time 15 minutes mins

Cook Time 53 minutes mins

Total Time 1 hour hr 8 minutes mins

Servings: 6 servings

Course: Lunch

Cuisine: American

Calories: 195

Ingredients Equipment Method Notes

Ingredients

  

• 2 lb carrots peeled and cut into 1 1/2-inch pieces
• 1 yellow onion medium, cut into 1-inch wedges
• 3 cloves garlic unpeeled
• 2 tbsp olive oil
• 1 tsp kosher salt
• 0.25 tsp black pepper
• 4 cups vegetable broth
• 1 tsp dried thyme
• 1 tbsp honey
• 0.5 cup heavy cream

Equipment

• 1 18x13-inch rimmed baking sheet
• 1 immersion blender

Method

 

1. Heat the oven to 425°F.
2. Toss the carrots, onion, garlic, olive oil, salt, and pepper on an 18x13-inch rimmed baking sheet, then spread them in a single layer.
3. Roast for 35–45 minutes, turning the vegetables once, until the carrots are very tender and browned at the edges.
4. Transfer the vegetables to a 5-quart pot.
5. Squeeze the roasted garlic out of its skins into the pot.
6. Add the broth, thyme, and honey to the pot.
7. Bring to a simmer over medium-high heat, then simmer for 5 minutes.
8. Puree the soup with an immersion blender until smooth.
9. Stir in the heavy cream and warm gently for 2–3 minutes without boiling.

Notes

For the smoothest texture, puree thoroughly before adding the cream. Refrigerate leftovers for up to 4 days; freeze without the cream for up to 3 months, then add the cream when reheating. For a dairy-free version, use full-fat coconut milk in place of the heavy cream.