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White Bean and Kale Soup: The Cardiac Patient's Power Soup

This low-sodium white bean and kale soup is a nutritional powerhouse for cardiac recovery — packed with fiber, potassium, vitamin K, and plant protein. Easy 30-minute recipe.
White Bean and Kale Soup: The Cardiac Patient's Power Soup

White Bean and Kale Soup: The Cardiac Patient's Power Soup

Written by: Lian Liu, MPH, RD, CDCES | Specializing in Cardiac & Menopause Nutrition. Reviewed and updated: June 2026.

If I had to pick one recipe in this entire 30-day series that does the most work for your heart in a single bowl, it would be this one.

White beans with kale is not glamorous. It's not trendy. But the nutritional profile of this combination is remarkable for cardiac patients, and the recipe is genuinely simple.

Quick Recipe Overview:

  • Prep Time: 10 min
  • Cook Time: 25 min
  • Servings: 4
  • Sodium: 131 mg per serving

Your Quick Takeaways:

  • White beans contain more potassium per serving than almost any other food.
  • Kale is one of the top sources of Vitamin K, which prevents arterial calcification.
  • This soup freezes perfectly — make a double batch.

The Recipe (4-6 Servings)

Ingredients:

  • 2 tbsp extra virgin olive oil (0mg)
  • 1 large yellow onion, diced (5mg)
  • 4 cloves garlic, minced (4mg)
  • 2 cans (15 oz each) no-salt-added cannellini beans, rinsed (127mg)
  • 1 can (14.5 oz) no-salt-added diced tomatoes (50mg)
  • 4 cups no-salt-added vegetable broth (80mg)
  • 1 bunch Lacinato kale, stems removed and chopped (30mg)
  • 1 tbsp fresh rosemary, minced (0mg)
  • 1 tsp smoked paprika (0mg)
  • 1 small Parmesan rind (optional for umami) (50mg)
  • Juice of 1 lemon (0mg)
  • Cracked black pepper to taste (0mg)

Instructions:

  1. Sauté the base: Heat olive oil in a large soup pot over medium heat. Add onion and cook 5 minutes until soft. Add garlic and cook 1 more minute.
  2. Add aromatics: Stir in paprika and rosemary. Add the diced tomatoes (with liquid). Cook 2 minutes.
  3. Add broth and beans: Pour in broth, add one can of beans, and the Parmesan rind if using. Bring to a boil, then reduce to a simmer. Cook 10 minutes.
  4. Create the creaminess: Remove 1 cup of soup and roughly mash the beans in it. Return to the pot (this creates a naturally creamy base without cream).
  5. Add remaining beans and kale: Stir in the second can of beans and the kale. Simmer 5 minutes until kale is wilted but still vibrant.
  6. Finish: Squeeze lemon juice over the top. Remove rosemary sprigs and Parmesan rind.
  7. Serve with a small drizzle of olive oil and cracked black pepper.

Cardiac Nutrition in Every Spoonful

Ingredient Heart Benefit
White beans 595mg potassium per ½ cup, 7g fiber, 10g plant protein
Tuscan kale Vitamin K (prevents arterial calcification), K1, C, beta-carotene
Garlic Allicin: reduces arterial stiffness and LDL oxidation
Rosemary Carnosic acid: a potent anti-inflammatory antioxidant
Olive oil Monounsaturated fats that increase HDL cholesterol
Lemon juice Replaces salt; adds brightness and Vitamin C

Make a Double Batch for the Week

Download My Free Heart-Healthy Grocery Shopping List (Includes the best no-salt-added canned goods to stock up on!)


(Note: Some of the links below are affiliate links, meaning I may earn a small commission at no extra cost to you. I only recommend products I trust for cardiac recovery.)

  • Withings BPM Connect: A highly accurate, easy-to-use home blood pressure monitor that syncs data directly to your phone for your cardiologist.
  • High-Quality Clinical Supplements: Access my Fullscript dispensary for practitioner-grade Omega-3s and Magnesium at a discount.
  • Vitamix 5200 Blender: Perfect for building flavor with sodium-free dressings, cashew creams, and hearty soups.
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Medical Disclaimer: The information provided on asklian.com is for educational purposes only and is not intended as medical advice, diagnosis, or treatment. Always consult with a qualified healthcare provider before making any changes to your diet, exercise routine, or medication.