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Slow Cooker Rustic White Bean and Vegetable Soup
Original recipe: 6 servings · Prep: 15 min · Cook: 460 min · Total: 955 min
By PanPotPlates Editorial TeamPublished Apr 14, 2026 | Updated Oct 17, 2026
Rustic European-Inspired
955 mins
slowcookeronepotglutenfreedairyfreebudget-friendlyeasymealprepcomfortfood
Slow Cooker Rustic White Bean and Vegetable Soup is a practical PanPotPlates recipe built for dependable weeknight cooking. Estimated timing (not kitchen-tested): preparation 15 minutes; cooking 460 minutes; additional elapsed time 480 minutes; total about 955 minutes. Uses the low slow-cooker setting; alternative methods take different times. Additional time includes the relevant cooling, chilling, soaking, marinating or resting stages. Cooling varies with room temperature and portion size. Assumes 8 hours soaking, about 90 minutes boiling and simmering beans until fully tender, then 6 hours on low. Older beans may take longer; retain the stated rolling-boil step. Times are planning estimates based on the instructions. Follow the stated doneness and temperature checks, and extend cooking or cooling as needed.
Prep
15 min
Cook
460 min
Total
955 min
Servings
6
Difficulty
easy
Cuisine
Rustic European-Inspired
Ingredients
Servings
6
- 1 cup dried white beans (cannellini or Great Northern), soaked at least 5 hours, boiled at least 30 minutes in fresh water, and cooked until fully tender as directed
- 1 medium yellow onion, diced
- 3 cloves garlic, minced
- 3 medium carrots, peeled and diced
- 2 stalks celery, diced
- 1 large potato, peeled and cubed
- 1 zucchini, diced
- 1 (14.5 oz) can diced tomatoes, undrained
- 6 cups low-sodium vegetable broth
- 2 teaspoons dried thyme
- 1 teaspoon dried rosemary
- 1/2 teaspoon dried sage
- 1/2 teaspoon smoked paprika
- 1 bay leaf
- Salt and freshly ground black pepper, to taste
- 2 tablespoons olive oil
- Fresh parsley, chopped (optional, for garnish)
- Freshly grated lemon zest (optional, for brightness)
- Water as needed for soaking and boiling the beans, discarded before slow cooking
Instructions
-
Soak the dried white beans in plenty of water in the refrigerator overnight, for at least 5 hours. Drain and discard the soaking water, then rinse. Put the beans in a large saucepan and cover generously with fresh water. Bring to a full rolling boil and boil for at least 30 minutes, adding hot water if needed to keep the beans submerged. Then simmer longer as needed until the beans are fully tender. Drain and transfer them directly to the soup preparation; never rely on the slow cooker alone to make raw or soaked dried beans safe.
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In a skillet over medium heat, warm the olive oil. Add diced onion, carrots, and celery. Sauté for 5-7 minutes until softened and fragrant.
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Transfer the sautéed vegetables to the slow cooker pot.
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Add the minced garlic, diced potato, zucchini, boiled and fully tender white beans, diced tomatoes (with their juice), and 6 cups vegetable broth to the slow cooker. The bean soaking and boiling water is separate from the broth and is discarded.
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Stir in dried thyme, rosemary, sage, smoked paprika, and bay leaf. Season lightly with salt and freshly ground black pepper.
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Cover and cook on low for about 6 hours, until the vegetables are tender and the soup is hot throughout. The beans must already be fully cooked before this stage. Slow-cooker models vary; the 6-hour period does not include overnight soaking, bringing water to a boil, or the bean boiling and simmering stage.
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About 15 minutes before serving, check seasoning and adjust salt and pepper as needed. Remove bay leaf before serving.
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For added brightness, stir in a teaspoon of fresh lemon zest just before serving and garnish each bowl with chopped parsley if desired.
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Serve hot with crusty gluten-free bread or a fresh green salad for a complete rustic meal.
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Store leftovers in an airtight container in the refrigerator for up to 4 days or freeze portions for up to 3 months.
Another recipe to try
For a separate stovetop recipe with a broiled cheese finish, try white bean and kale soup with Parmesan topping.
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