Leftover Roasted Vegetable Soup

Why You’ll Love This Recipe

This recipe is a perfect way to reduce food waste while creating something delicious and wholesome. Roasted vegetables already have deep, caramelized flavors, which makes this soup extra rich and satisfying. It’s easy to prepare, highly customizable, and can be made smooth or chunky depending on your preference. Plus, it’s a great option for a light yet filling meal.

Ingredients

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

• leftover roasted vegetables (such as carrots, potatoes, zucchini, peppers, or onions)
• vegetable broth or water
• garlic
• onion (optional)
• olive oil
• salt
• black pepper
• dried or fresh herbs such as thyme or rosemary
• optional cream or yogurt

Directions

1. Heat olive oil in a large pot over medium heat.
2. If using fresh onion, add it and cook until softened.
3. Stir in garlic and cook for about a minute until fragrant.
4. Add the leftover roasted vegetables to the pot.
5. Pour in vegetable broth or water to cover the vegetables.
6. Bring to a simmer and cook for 10–15 minutes to blend the flavors.
7. Use an immersion blender to blend the soup until smooth, or leave it slightly chunky if preferred.
8. Stir in cream or yogurt if using for added richness.
9. Season with salt, black pepper, and herbs to taste.
10. Serve warm.

Servings and timing

This recipe serves 3 to 4 people.
Preparation time is about 10 minutes, and cooking time is 20 minutes, making the total time approximately 30 minutes.

Variations

You can customize this soup easily. Add cooked beans or lentils for extra protein, or include a splash of lemon juice for brightness. For a smoky flavor, add paprika or roasted garlic. You can also mix in leafy greens like spinach or kale toward the end of cooking.

Storage/Reheating

Store leftover soup in an airtight container in the refrigerator for up to 4 days. It also freezes well for up to 2–3 months. Reheat on the stovetop over medium heat or in the microwave, adding a bit of water or broth if needed to adjust the consistency.

FAQs

Can I use any roasted vegetables?

Yes, most roasted vegetables work well, including root vegetables and softer ones like zucchini or peppers.

Do I have to blend the soup?

No, you can leave it chunky if you prefer more texture.

Can I freeze this soup?

Yes, it freezes very well for future meals.

How do I make it creamier?

Add cream, milk, or yogurt after blending.

Can I add protein?

Yes, beans, lentils, or shredded chicken are great additions.

What if my soup is too thick?

Add more broth or water to reach your desired consistency.

Can I make it spicy?

Yes, add chili flakes or a pinch of cayenne pepper.

Do I need to peel the vegetables?

No, as long as they were already roasted and tender.

Can I use water instead of broth?

Yes, but broth adds more flavor.

How do I enhance the flavor?

Add herbs, spices, or a squeeze of lemon juice for brightness.

Conclusion

Leftover Roasted Vegetable Soup is a simple, nourishing, and flavorful way to make the most of your leftovers. With its rich taste and flexible ingredients, it’s an easy recipe that turns everyday vegetables into a comforting and satisfying meal.

Leftover Roasted Vegetable Soup

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A warm and comforting soup that transforms leftover roasted vegetables into a rich, flavorful, and nourishing meal with minimal effort.

• Author: Laura
• Prep Time: 10 minutes
• Cook Time: 20 minutes
• Total Time: 30 minutes
• Yield: 3-4 servings
• Category: Main Course
• Method: Simmer
• Cuisine: American
• Diet: Vegan

Ingredients

• 3 cups leftover roasted vegetables (carrots, potatoes, zucchini, peppers, or onions)
• 3 cups vegetable broth or water
• 2 cloves garlic, minced
• 1 small onion, chopped (optional)
• 2 tablespoons olive oil
• 1/2 teaspoon salt
• 1/2 teaspoon black pepper
• 1 teaspoon dried or fresh herbs such as thyme or rosemary
• 1/4 cup cream or yogurt (optional)

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Instructions

1. Heat olive oil in a large pot over medium heat.
2. Add onion if using and cook until softened.
3. Stir in garlic and cook for about 1 minute.
4. Add roasted vegetables to the pot.
5. Pour in vegetable broth or water to cover.
6. Bring to a simmer and cook for 10–15 minutes.
7. Blend with an immersion blender until smooth or leave slightly chunky.
8. Stir in cream or yogurt if using.
9. Season with salt, pepper, and herbs.
10. Serve warm.

Notes

• Add beans or lentils for extra protein.
• Use lemon juice for brightness.
• Add paprika for a smoky flavor.
• Store in the refrigerator for up to 4 days.
• Freeze for up to 3 months.

Nutrition

• Serving Size: 1 bowl
• Calories: 180 kcal
• Sugar: 6 g
• Sodium: 480 mg
• Fat: 7 g
• Saturated Fat: 1 g
• Unsaturated Fat: 5 g
• Trans Fat: 0 g
• Carbohydrates: 26 g
• Fiber: 5 g
• Protein: 4 g
• Cholesterol: 0 mg