Rainbow Vegetable Detox Soup

Featured in: Daily Meal Inspiration

This colorful bowl combines beetroot, carrots, courgette, tomatoes, and green pepper in a warming vegetable broth infused with cumin, turmeric, and smoked paprika. The natural sweetness from root vegetables balances beautifully with the aromatic spices, creating a satisfyingly light meal that nourishes while feeling wonderfully cleansing. Ready in just 45 minutes, this vegan and gluten-free creation adapts easily to whatever seasonal vegetables you have on hand.

Updated on Wed, 28 Jan 2026 08:04:00 GMT
Steaming bowl of Rainbow Vegetable Detox Soup featuring diced carrots, zucchini, and red beets in a savory broth. Save to Pinterest
Steaming bowl of Rainbow Vegetable Detox Soup featuring diced carrots, zucchini, and red beets in a savory broth. | spoonmargin.com

The first time I made this Rainbow Vegetable Detox Soup was during that strange week between Christmas and New Year when my body was practically begging for vegetables. The kitchen windows were steamed up against the winter chill outside, and I remember the vibrant colors of the chopped vegetables creating this beautiful mosaic on my cutting board. Something about transforming those humble root vegetables into something so nourishing felt like exactly what I needed – a reset button in a bowl.

Last autumn, my neighbor dropped by unexpectedly just as I was finishing a batch. The kitchen smelled like earthy beets and aromatic spices, and despite only stopping by to borrow a measuring cup, she ended up staying for dinner. We sat at my little kitchen table with steam rising from our bowls while rain tapped against the windows, and she asked for the recipe before shed even finished her first serving.

Ingredients

  • Beetroot: The earthy sweetness anchors the whole soup – I accidentally bought pre-cooked beets once and it completely changed the flavor profile, so fresh is definitely worth the purple-stained fingertips.
  • Smoked paprika: This transformed the soup from good to cant-stop-eating-it good, lending a subtle depth that makes people wonder what your secret ingredient might be.
  • Fresh lemon juice: Add this at the very end as Ive found the brightness cuts through the earthiness of the beets and lifts all the flavors.
  • Vegetable broth: Making your own is wonderful but I keep good-quality store-bought on hand for weeknights – just make sure its low-sodium so you can control the salt level yourself.
  • Courgette: Adds a gentle sweetness that balances the stronger flavors without competing with them.

Instructions

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Build your flavor foundation:
Heat that olive oil until it shimmers slightly, then add your onion and garlic, letting them release their aroma until they soften. The kitchen should start smelling wonderful about now.
Layer in the harder vegetables:
Toss in the beetroot, carrots and green pepper, giving them a head start on cooking. Youll notice the beets immediately start releasing their gorgeous color.
Add the quick-cooking vegetables:
When you introduce the courgette and tomatoes along with those warming spices, take a moment to appreciate the riot of colors in your pot. This is where the magic starts happening.
Let everything mingle:
Once the broth goes in, let those vegetables dance together in the simmering liquid. The beetroot will gradually transform your soup into a beautiful jewel-toned masterpiece.
Finish with freshness:
The spinach only needs a moment to wilt, and that final squeeze of lemon brightens everything up. Trust your taste buds for final seasoning adjustments.
Serve with love:
Ladle this liquid rainbow into bowls and scatter with herbs. I always take a moment to appreciate the steam rising from the bowl before diving in.
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Garnished Rainbow Vegetable Detox Soup served in a rustic white bowl, perfect for a light vegan lunch. Save to Pinterest
Garnished Rainbow Vegetable Detox Soup served in a rustic white bowl, perfect for a light vegan lunch. | spoonmargin.com

My usually picky sister called me specifically to say this soup had somehow gotten her five-year-old to willingly eat beetroot for the first time ever. She texted a photo of my nieces lips and tongue stained bright pink from the soup, with this huge smile on her face. Sometimes the simplest food creates the most meaningful connections.

Making It Your Own

The soul of this recipe is flexibility – Ive made it with whatever vegetables needed using up in the fridge. Once during a power outage, I made a version with just onion, carrots and canned tomatoes over a camping stove, and while simpler, it still carried that same comforting quality. The vegetable combinations are endless, but keeping that beautiful color contrast makes it both visually appealing and nutritionally balanced.

Storing and Freezing

This soup develops even more character overnight in the fridge, as the beet color intensifies and the flavors meld together. Ive learned through countless batch-cooking sessions that portioning it into individual containers before freezing makes weekday lunches infinitely easier. Just remember that the zucchini will soften more upon reheating, which some people actually prefer.

Serving Suggestions

While this soup shines beautifully on its own, Ive discovered some wonderful pairings through happy accidents and deliberate experiments. My personal favorite combination is serving it with a slice of toasted sourdough rubbed with a garlic clove and drizzled with good olive oil – the contrast between the crisp bread and the soft vegetables is utterly satisfying.

  • For dinner parties, serve in small cups as a vibrant starter that wows guests with both color and flavor.
  • Blend half the soup for a thicker consistency while keeping some vegetables intact for texture.
  • Keep toppings on the table – toasted pumpkin seeds, a swirl of coconut cream, or fresh herbs let everyone customize their bowl.
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Freshly prepared pot of Rainbow Vegetable Detox Soup with vibrant red tomatoes and green spinach leaves. Save to Pinterest
Freshly prepared pot of Rainbow Vegetable Detox Soup with vibrant red tomatoes and green spinach leaves. | spoonmargin.com

There's something deeply satisfying about creating such a vibrant dish from simple, wholesome ingredients. Each time I make this rainbow soup, I'm reminded that nourishment can be both beautiful and delicious.

Recipe FAQs

What makes this detox soup beneficial?

The combination of colorful vegetables provides essential vitamins, antioxidants, and fiber while being low in fat. The warming spices like turmeric and cumin support digestion and add anti-inflammatory properties.

Can I make this soup ahead of time?

Absolutely. This soup actually tastes better the next day as flavors meld together. Store in an airtight container in the refrigerator for up to 4 days. Reheat gently on the stovetet.

How can I add more protein?

Stir in a drained can of chickpeas or white beans during the last 10 minutes of simmering. You could also add quinoa or serve with a side of hummus and whole-grain bread.

What vegetables work best for substitution?

Sweet potatoes, butternut squash, or parsnips can replace carrots. Try celery, red bell pepper, or Swiss chard instead of courgette or green pepper. The beauty is adapting to what's seasonal.

Is this suitable for freezing?

Yes, freeze cooled portions in freezer-safe containers for up to 3 months. Thaw overnight in the refrigerator and reheat on the stove. The texture remains excellent after freezing.

Rainbow Vegetable Detox Soup

Vibrant vegetable-packed creation featuring beetroot, carrots, courgette, tomatoes, and green pepper. Light, nourishing, and ready in under an hour.

Prep Time
15 min
Time to Cook
30 min
Overall Time
45 min
Recipe by Zoe Murphy


Skill Level Easy

Cuisine International

Makes 4 Portions

Dietary Notes Vegan-Friendly, No Dairy, No Gluten

What You'll Need

Vegetables

01 1 medium beetroot, peeled and diced
02 2 medium carrots, peeled and sliced
03 1 medium courgette (zucchini), diced
04 2 medium tomatoes, chopped
05 1 green bell pepper, diced
06 1 small red onion, finely chopped
07 2 cloves garlic, minced
08 1 handful baby spinach, optional

Liquids

01 5 cups vegetable broth
02 1 tablespoon olive oil
03 Juice of 1/2 lemon

Seasonings

01 1/2 teaspoon ground cumin
02 1/4 teaspoon ground turmeric
03 1/2 teaspoon smoked paprika
04 Salt and freshly ground black pepper to taste
05 2 tablespoons fresh parsley or coriander, chopped

How to Make It

Step 01

Sauté aromatics: Heat olive oil in a large soup pot over medium heat. Add chopped red onion and minced garlic; sauté for 2-3 minutes until softened and fragrant.

Step 02

Cook root vegetables: Add diced beetroot, sliced carrots, and diced green bell pepper to the pot. Cook for 4-5 minutes, stirring occasionally to ensure even cooking.

Step 03

Add remaining vegetables and spices: Stir in diced courgette and chopped tomatoes. Sprinkle in ground cumin, ground turmeric, smoked paprika, salt, and freshly ground black pepper. Cook for an additional 2 minutes to bloom the spices.

Step 04

Simmer soup: Pour in vegetable broth and bring to a boil. Reduce heat and simmer uncovered for 20-25 minutes, or until all vegetables are tender and cooked through.

Step 05

Finish with greens: Stir in baby spinach if using and simmer for an additional 2 minutes until the spinach is wilted.

Step 06

Finish and season: Remove from heat. Add lemon juice and adjust seasoning with salt and pepper as needed.

Step 07

Serve: Ladle soup into bowls and garnish generously with fresh parsley or coriander.

Tools Needed

  • Large soup pot
  • Chopping board and knife
  • Ladle

Allergy Details

Check ingredients for allergens, and ask your doctor if you’re unsure.
  • Recipe is free from major allergens including gluten, dairy, nuts, and soy.
  • Verify store-bought vegetable broth labels for potential allergen cross-contamination.

Nutrition Details (per portion)

Provided for general reference—always check with your healthcare advisor.
  • Calorie Count: 120
  • Fat Content: 3 g
  • Carbohydrates: 22 g
  • Proteins: 3 g