This Roasted Vegetable Soup is a delightful blend of caramelized vegetables that brings smoky, rich flavors to your table. Perfect for weeknight meal prep or cozy gatherings, this soup is not only comforting but also versatile enough to please a crowd. With its creamy texture and depth of flavor, it’s a dish you’ll want to enjoy any time of the year.

Jump to:
- Why You’ll Love This Recipe
- Tools and Preparation
- Essential Tools and Equipment
- Importance of Each Tool
- Ingredients
- Vegetables
- Herbs and Seasoning
- Cream Base
- How to Make Roasted Vegetable Soup
- Step 1: Preheat the Oven
- Step 2: Prepare the Vegetables
- Step 3: Roast the Vegetables
- Step 4: Blend the Soup
- Step 5: Final Touches
- How to Serve Roasted Vegetable Soup
- Garnish with Fresh Herbs
- Add a Drizzle of Olive Oil
- Serve with Crusty Bread
- Top with Croutons
- Accompany with a Side Salad
- Include Cheese Toppings
- How to Perfect Roasted Vegetable Soup
- Best Side Dishes for Roasted Vegetable Soup
- Common Mistakes to Avoid
- Storage & Reheating Instructions
- Refrigerator Storage
- Freezing Roasted Vegetable Soup
- Reheating Roasted Vegetable Soup
- Frequently Asked Questions
- What is Roasted Vegetable Soup?
- How do I customize my Roasted Vegetable Soup?
- Can I make Roasted Vegetable Soup vegan?
- How do I thicken my Roasted Vegetable Soup?
- Final Thoughts
- 📖 Recipe Card
Why You’ll Love This Recipe
- Easy to Prepare: With minimal prep time, this soup can be made with simple ingredients found in your kitchen.
- Delicious Flavor: The roasting process intensifies the natural sweetness of the vegetables, creating a rich and smoky flavor profile.
- Versatile Meal: Serve it as a main course or as a starter; it pairs well with crusty bread or a fresh salad.
- Nutritious Ingredients: Packed with vitamins and minerals, this soup is not only tasty but also healthy.
- Meal Prep Friendly: Make a big batch and store leftovers for quick lunches during the week.
Tools and Preparation
To make your cooking experience seamless, gather the right tools. Using the correct equipment not only saves time but also enhances your cooking results.
Essential Tools and Equipment
- Large baking tray
- Sharp knife
- Cutting board
- Blender or immersion blender
- Measuring spoons
Importance of Each Tool
- Large baking tray: Provides ample space for roasting all your vegetables evenly without overcrowding.
- Blender or immersion blender: Ensures a creamy texture by effectively puréeing the roasted vegetables into a smooth soup.
Ingredients
This creamy roasted vegetable soup is made with caramelised vegetables, so it’s smoky, delicious, and has deep flavors. Great for weeknight meal prep.
Vegetables
- 3 white onions, sliced into thick wedges ((£0.95/3)=(£0.32))
- 5 cloves of garlic, skin left on ((£0.39/3)=(£0.13))
- 3 mixed peppers, sliced into thick strips ((£1.65))
- 500 g sweet potatoes, peeled and sliced into chunks ((£0.55))
- 6 salad tomatoes, sliced into thick wedges ((£0.85))
- 500 g large carrots, peeled and sliced into chunks ((£0.35))
Herbs and Seasoning
- 5 sprigs of fresh rosemary ((£0.60/2)=(£0.30))
- 1 tsp dried sage
- 2 tsp Italian herb
- Salt and pepper
Cream Base
- 100 ml single cream ((£1.20/2)=(£0.60))
- 800 ml vegetable stock
- 4 tbsp extra virgin olive oil
How to Make Roasted Vegetable Soup
Step 1: Preheat the Oven
Begin by preheating your oven to 200°C (400°F). This temperature will help caramelize the vegetables beautifully.
Step 2: Prepare the Vegetables
In a large baking tray:
1. Add all the prepared vegetables—white onions, garlic, mixed peppers, sweet potatoes, salad tomatoes, and carrots.
2. Drizzle with extra virgin olive oil.
3. Sprinkle salt, pepper, dried sage, and Italian herbs over them.
Step 3: Roast the Vegetables
- Toss everything together until well coated in oil and seasoning.
- Spread them out evenly on the tray.
- Roast in the oven for about 30-35 minutes until tender and golden brown.
Step 4: Blend the Soup
- Once roasted, remove vegetables from oven and allow cooling slightly.
- Transfer them to a blender or use an immersion blender directly in the tray for easier cleanup.
- Slowly add vegetable stock while blending until you reach your desired consistency.
Step 5: Final Touches
- Pour blended soup back into pot over low heat.
- Stir in single cream for creaminess.
- Adjust seasoning if necessary before serving hot.
Now you have a delicious bowl of Roasted Vegetable Soup, ready to warm you up! Enjoy!
How to Serve Roasted Vegetable Soup
Serving roasted vegetable soup is a delightful experience that can be tailored to suit your taste. Whether you prefer a simple bowl or a gourmet presentation, there are various ways to enhance this comforting dish.
Garnish with Fresh Herbs
- Chopped parsley or basil adds a fresh touch and brightens the flavors of the soup.
Add a Drizzle of Olive Oil
- A swirl of extra virgin olive oil on top can enhance the richness and provide a beautiful finish.
Serve with Crusty Bread
- Pairing the soup with warm, crusty bread creates a satisfying meal. A baguette or sourdough works beautifully.
Top with Croutons
- Homemade or store-bought croutons add crunch and texture, making each spoonful interesting.
Accompany with a Side Salad
- A light salad dressed in vinaigrette complements the soup’s creaminess and balances the meal.
Include Cheese Toppings
- Grated cheese, such as parmesan or cheddar, can melt into the hot soup for added flavor and richness.

How to Perfect Roasted Vegetable Soup
To make your roasted vegetable soup truly exceptional, consider these helpful tips for perfecting your recipe.
-
Choose seasonal vegetables: Using vegetables that are in season not only enhances flavor but also ensures freshness.
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Roast until caramelized: Ensure your veggies are nicely caramelized for deeper flavors; avoid undercooking them.
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Blend thoroughly: For an ultra-creamy texture, blend the soup well until completely smooth.
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Adjust seasoning: Always taste before serving; add salt, pepper, or herbs according to your preference for balance.
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Use quality stock: A good vegetable stock makes all the difference; opt for homemade if possible for better flavor.
Best Side Dishes for Roasted Vegetable Soup
Pairing side dishes with roasted vegetable soup elevates your meal and provides variety. Here are some great options to consider:
-
Garlic Bread
The buttery, garlicky goodness complements the rich flavors of the soup perfectly. -
Caesar Salad
Crisp romaine lettuce topped with Caesar dressing and croutons adds crunch and freshness to each bite. -
Grilled Cheese Sandwich
A classic pairing; gooey cheese between toasted bread offers comfort alongside the warm soup. -
Stuffed Peppers
These can be filled with rice, beans, or quinoa for a hearty side that matches well with the soup’s smokiness. -
Roasted Brussels Sprouts
The slight bitterness of Brussels sprouts contrasts beautifully with the creamy texture of the soup. -
Quinoa Salad
A light salad made with quinoa, vegetables, and a lemon vinaigrette can provide protein and brightness to your meal. -
Pita Chips with Hummus
Crunchy pita chips served with hummus offer a delightful dipper option that pairs nicely with the soup’s creaminess. -
Cheese Platter
An assortment of cheeses provides an elegant side option that complements both the flavor profile and texture of roasted vegetable soup.
Common Mistakes to Avoid
Making roasted vegetable soup can be a delightful experience, but certain mistakes can hinder your results. Here are some common pitfalls to avoid:
-
Boldly ignoring the size of your vegetables: Cutting vegetables into uneven sizes can lead to inconsistent cooking. Aim for uniform pieces so they roast evenly and achieve the desired texture.
-
Boldly under-seasoning: Don’t skip on the salt and pepper! A well-seasoned soup is key to enhancing flavors. Taste as you go and adjust seasoning accordingly.
-
Boldly rushing the roasting process: Roasting vegetables takes time to develop deep flavors. Don’t be tempted to rush it; allow them to caramelize properly for the best taste.
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Boldly using low-quality stock: The foundation of your soup is the stock. Using homemade or high-quality vegetable stock will elevate the flavor significantly and make a world of difference.
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Boldly skipping the blend: For a creamy texture, blending until smooth is essential. Avoid leaving large chunks, which can result in an unappealing consistency.

Storage & Reheating Instructions
Refrigerator Storage
- Store your roasted vegetable soup in an airtight container.
- It will last up to 5 days in the refrigerator.
Freezing Roasted Vegetable Soup
- Allow the soup to cool completely before freezing.
- Use freezer-safe containers or bags, ensuring you leave room for expansion.
- It can be frozen for up to 3 months.
Reheating Roasted Vegetable Soup
-
Oven: Preheat your oven to 350°F (175°C). Place the soup in an oven-safe dish, cover with foil, and heat for about 20-25 minutes.
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Microwave: Pour into a microwave-safe bowl, cover loosely, and heat on high for 2-3 minutes, stirring halfway through until hot.
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Stovetop: Heat on medium in a pot, stirring occasionally until heated through, about 5-10 minutes.
Frequently Asked Questions
What is Roasted Vegetable Soup?
Roasted vegetable soup is a creamy blend of various roasted vegetables that create a smoky and flavorful dish. It’s perfect for cozy meals or meal prep!
How do I customize my Roasted Vegetable Soup?
Feel free to add different vegetables like zucchini or squash according to your taste preferences. You can also experiment with spices for varied flavors.
Can I make Roasted Vegetable Soup vegan?
Yes! Simply omit the cream or substitute it with coconut milk or a plant-based cream alternative for a delicious vegan version.
How do I thicken my Roasted Vegetable Soup?
If you desire a thicker soup, you can blend in some cooked potatoes or add more cream. Be sure to adjust seasonings accordingly after thickening.
Final Thoughts
This Roasted Vegetable Soup offers comforting warmth and rich flavors that are perfect for any day of the week. Its versatility allows you to customize ingredients based on what you have on hand. Give it a try and enjoy this delightful dish!
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📖 Recipe Card
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Roasted Vegetable Soup
- Total Time: 50 minutes
- Yield: Serves approximately 4
Description
Roasted Vegetable Soup is a comforting and flavorful dish that showcases the natural sweetness of caramelized vegetables. Perfect for any season, this creamy soup makes a delightful addition to weeknight dinners or cozy gatherings. The rich, smoky flavors are achieved through roasting a blend of fresh vegetables, making it both delicious and nutritious. Whether enjoyed alone or paired with crusty bread, this soup is versatile enough to please everyone at the table. Plus, it’s easy to prepare and ideal for meal prep, allowing you to enjoy quick lunches throughout the week.
Ingredients
- 3 white onions
- 5 cloves of garlic
- 3 mixed peppers
- 500 g sweet potatoes
- 6 salad tomatoes
- 500 g large carrots
- 100 ml single cream
- 800 ml vegetable stock
- Fresh herbs (rosemary, sage)
- Extra virgin olive oil
Instructions
- Preheat your oven to 200°C (400°F).
- In a large baking tray, combine sliced onions, garlic (skin on), peppers, sweet potatoes, tomatoes, and carrots. Drizzle with olive oil and season with salt, pepper, sage, and rosemary.
- Toss the veggies until evenly coated and spread them out on the tray.
- Roast for 30-35 minutes until tender and caramelized.
- Allow to cool slightly, then blend with vegetable stock until smooth.
- Return the blended soup to the pot over low heat; stir in cream before serving hot.
- Prep Time: 15 minutes
- Cook Time: 35 minutes
- Category: Main
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 220
- Sugar: 8g
- Sodium: 500mg
- Fat: 10g
- Saturated Fat: 4g
- Unsaturated Fat: 6g
- Trans Fat: 0g
- Carbohydrates: 30g
- Fiber: 7g
- Protein: 5g
- Cholesterol: 20mg