Big Green Immunity-Boosting Soup

Featured in: Everyday Meal Ideas

This vibrant soup combines fresh spinach, tender asparagus, and broccoli florets with soaked cashews for natural creaminess. After sautéing aromatics, simmer vegetables until tender, then blend until silky smooth. A touch of lemon juice brightens flavors while nutmeg adds warmth. Ready in under an hour, this nourishing bowl delivers vitamins, minerals, and plant-based protein in every spoonful.

Updated on Wed, 28 Jan 2026 09:38:00 GMT
Creamy Big Green Immunity-Boosting Vegetable Soup with spinach, broccoli, and asparagus in a rustic bowl. Pin it
Creamy Big Green Immunity-Boosting Vegetable Soup with spinach, broccoli, and asparagus in a rustic bowl. | cozybatbout.com

The first time I made this immunity-boosting green soup was during a particularly challenging flu season three winters ago. My kitchen windowsill was dotted with vitamin bottles and herbal remedies, but I craved something more substantial and nourishing. Standing at my counter, surrounded by vibrant green vegetables, I had this moment of clarity – why not transform all this goodness into a single, comforting bowl? The resulting soup was so vibrant that my daughter dubbed it "superhero soup," convinced it gave her special powers.

Last autumn, when my neighbor was recovering from surgery, I brought over a large container of this soup along with some crusty bread. The smile that spread across her pale face as she inhaled the aromatic steam rising from her bowl is etched in my memory. Her teenage son, typically resistant to anything green, sheepishly asked for the recipe after finishing his second serving. Their thank you text the next morning said they both slept better than they had in weeks.

Ingredients

  • Trio of greens: The combination of broccoli, asparagus, and spinach isnt just for color – each brings its own nutritional profile and subtle flavor notes that create depth you simply cant achieve with a single vegetable.
  • Soaked cashews: These magical little nuts transform the texture completely, creating a richness that convinced my dairy-loving father he was eating a cream-based soup.
  • Leek: The gentle onion flavor forms the backbone of this soup, providing a sweetness that balances the earthier green vegetables.
  • Lemon juice: This final touch brightens everything, cutting through the richness with just enough acid to make all the flavors pop on your tongue.

Instructions

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Build your flavor base:
Heat that olive oil in your largest pot and add the chopped onion, minced garlic, and sliced leek. Let them sizzle gently until theyre soft and your kitchen fills with that wonderful aroma that signals good things are coming.
Add your green powerhouses:
Toss in the broccoli and asparagus pieces, giving everything a good stir to coat them in the flavored oil. Give them about 3 minutes to get acquainted, stirring occasionally.
Create your soup base:
Pour in the vegetable broth and water, bringing everything to a gentle boil. Reduce the heat and let it simmer for 10 minutes until those vegetables yield easily to the tip of a knife.
Introduce the final elements:
Add your spinach and those soaked cashews, watching as the spinach wilts into the hot liquid. This quick cooking preserves its vibrant color and nutritional goodness.
Transform into silky smoothness:
Remove from heat and blend until velvety smooth, watching as the soup transforms into a beautiful green elixir. I find an immersion blender easiest, but a regular blender works too if you work in batches.
Season to perfection:
Stir in salt, pepper, nutmeg if using, and that essential lemon juice. Taste and adjust until it makes you smile – this is where cooking becomes personal.
Adjust consistency:
If your soup seems too thick, add a splash more broth or water until it reaches your ideal texture. Remember that it will thicken slightly as it cools.
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Soft, absorbent towels keep counters dry while cooking, wiping spills, and handling dishes during everyday recipe prep.
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A bowl of vibrant green Big Green Immunity-Boosting Vegetable Soup topped with a drizzle of olive oil. Pin it
A bowl of vibrant green Big Green Immunity-Boosting Vegetable Soup topped with a drizzle of olive oil. | cozybatbout.com

During a particularly stressful project deadline last spring, I found myself making this soup late one evening, the rhythmic chopping of vegetables becoming almost meditative. The kitchen filled with steam and earthy aromas, grounding me when my mind had been racing all day. I sat at my window seat, bowl in hand, watching the rain, and felt my shoulders drop for the first time in days. Sometimes nourishment goes far beyond just the nutrients in a dish.

Flavor Variations to Try

Some evenings, I like to play with the flavor profile by stirring in different herbs just before blending. A handful of basil gives it an almost pesto-like quality, while cilantro and a pinch of cumin take it in a completely different direction. My friend Sarah adds roasted garlic instead of fresh and swears its worth the extra time – the few times Ive remembered to plan ahead, I have to agree.

Serving Suggestions

While this soup is perfectly satisfying on its own, it becomes a complete meal with some thoughtful accompaniments. A scoop of cooked quinoa or farro added to the bowl adds a pleasing chewiness and extra protein. On lazier days, I simply tear off chunks of whole grain bread for dipping. For dinner parties, I serve smaller portions in cups as a striking first course that always prompts conversation about the vivid color.

Storage and Make-Ahead Tips

This soup actually improves with a day of rest in the refrigerator, as the flavors have time to deepen and meld together. Ive discovered its perfectly freezable, which has saved many busy weeknight dinners in my household. The cashew base holds up remarkably well, unlike dairy-based soups that can sometimes separate when frozen.

  • Refrigerate in an airtight container for up to 4 days, allowing the flavors to develop even further overnight.
  • Freeze in individual portions for up to 3 months – I use silicone muffin trays for perfect single-serving portions.
  • Reheat gently on the stovetop, adding a small splash of water if needed to restore the original consistency.
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Steaming pot of Big Green Immunity-Boosting Vegetable Soup ready to serve with crusty bread on the side. Pin it
Steaming pot of Big Green Immunity-Boosting Vegetable Soup ready to serve with crusty bread on the side. | cozybatbout.com

This green soup has become my bodys reset button, a gentle reminder that taking care of ourselves can be both nurturing and delicious. Whether youre fighting off seasonal sniffles or simply craving something vibrant and nourishing, I hope it brings the same comfort to your table that it has to mine.

Recipe FAQs

Can I make this soup ahead?

Absolutely. This soup keeps well refrigerated for 4-5 days and freezes beautifully for up to 3 months. Reheat gently on the stovetet, adding splash of liquid if needed.

What if I don't have an immersion blender?

Use a regular blender in batches, filling only halfway and venting lid. Or try a food processor for slightly textured results. Cashews ensure creaminess regardless of blending method.

How can I make this nut-free?

Replace cashews with full-fat coconut milk, silken tofu, or cooked white beans. All provide silky texture without nuts while maintaining nutritional benefits.

Can I use frozen vegetables?

Frozen spinach works well, though fresh broccoli and asparagus yield better texture. If using frozen vegetables, reduce simmering time by 2-3 minutes to prevent mushiness.

What makes this immunity-boosting?

Spinach delivers iron and vitamin C, broccoli provides sulforaphane and fiber, asparagus offers folate, and cashews contribute zinc. Together they create a nutrient powerhouse.

Big Green Immunity-Boosting Soup

Creamy green blend of spinach, asparagus, broccoli, and cashews for a nutrient-dense, immune-supporting bowl.

Prep duration
15 minutes
Cook duration
25 minutes
Overall time
40 minutes
Recipe by Noah Kendrick


Skill Level Easy

Cuisine International

Makes 4 Portions

Diet Info Plant-based, No Dairy, No Gluten

What You Need

Vegetables

01 1 tablespoon olive oil
02 1 medium onion, chopped
03 2 garlic cloves, minced
04 1 leek, white and light green parts, sliced
05 1 medium head broccoli, cut into florets (about 10.5 ounces)
06 1 bunch asparagus, trimmed and cut into 2-inch pieces (about 8.8 ounces)
07 5.3 ounces baby spinach

Nuts and Dairy-Free Creaminess

01 2.8 ounces raw cashews, soaked in hot water for 15 minutes and drained

Liquids

01 4.2 cups low-sodium vegetable broth
02 1 cup water, plus more as needed

Seasonings

01 1 teaspoon sea salt, or to taste
02 0.5 teaspoon ground black pepper
03 0.25 teaspoon ground nutmeg, optional
04 Juice of 0.5 lemon

Directions

Step 01

Sauté Aromatics: Heat olive oil in a large pot over medium heat. Add chopped onion, minced garlic, and sliced leek. Sauté for 4 to 5 minutes until softened and fragrant.

Step 02

Add Cruciferous Vegetables: Add broccoli florets and asparagus pieces. Cook for 3 minutes, stirring occasionally.

Step 03

Build Broth Base: Pour in vegetable broth and water. Bring to a boil, then reduce heat and simmer for 10 minutes until vegetables are tender.

Step 04

Incorporate Spinach and Cashews: Add baby spinach and soaked cashews. Simmer for 2 to 3 minutes until spinach is wilted.

Step 05

Blend to Smoothness: Remove from heat. Using an immersion blender, blend soup until completely smooth and creamy. Alternatively, blend in batches using a countertop blender.

Step 06

Season and Finish: Stir in salt, pepper, nutmeg if desired, and lemon juice. Taste and adjust seasoning as needed.

Step 07

Adjust Consistency: If soup is too thick, add water or broth in small increments to reach desired consistency.

Step 08

Serve: Serve hot, garnished with a drizzle of olive oil or fresh lemon if desired.

Tools Needed

  • Large soup pot
  • Chef's knife
  • Cutting board
  • Immersion or countertop blender
  • Ladle

Allergy Notice

Check every item for allergens and ask a health expert if unsure.
  • Contains tree nuts (cashews). Replace with coconut milk or silken tofu for nut allergies.
  • Verify vegetable broth labels to ensure no gluten or wheat derivatives.

Nutrition details (per portion)

Nutrition details are for general reference. Don’t substitute for professional advice.
  • Calorie count: 210
  • Fat content: 10 g
  • Carbohydrates: 24 g
  • Proteins: 8 g