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Dinner / Slow Cooker Minestrone Soup: Easy Recipe for a Hearty Meal

Slow Cooker Minestrone Soup: Easy Recipe for a Hearty Meal

July 8, 2025 by BettyDinner

Slow Cooker Minestrone Soup: Imagine coming home on a chilly evening to the aroma of a hearty, vegetable-packed soup that has been simmering away all day, just waiting to warm you from the inside out. That’s the magic of this recipe! Minestrone, meaning “big soup” in Italian, is a classic dish with humble origins, born from the resourcefulness of Italian peasants who used whatever vegetables were available to create a nourishing and flavorful meal.

While the exact ingredients vary from region to region and even family to family, the essence of minestrone remains the same: a celebration of fresh, seasonal vegetables in a comforting broth. What makes this version even better? The ease and convenience of using your slow cooker! People adore minestrone for its incredible versatility, its ability to be customized to suit any dietary needs or preferences, and, of course, its delicious taste. The combination of tender vegetables, hearty beans, and flavorful broth creates a symphony of textures and flavors that is both satisfying and healthy.

This Slow Cooker Minestrone Soup recipe takes all the best aspects of traditional minestrone and simplifies the cooking process, allowing you to enjoy a homemade, wholesome meal with minimal effort. Get ready to experience the ultimate comfort food – Italian style!

Slow Cooker Minestrone Soup this Recipe

Ingredients:

  • 1 tablespoon olive oil
  • 1 large onion, chopped
  • 2 carrots, peeled and chopped
  • 2 celery stalks, chopped
  • 4 cloves garlic, minced
  • 8 cups vegetable broth
  • 1 (28 ounce) can crushed tomatoes
  • 1 (15 ounce) can kidney beans, rinsed and drained
  • 1 (15 ounce) can cannellini beans, rinsed and drained
  • 1 cup small pasta (such as ditalini or elbow macaroni)
  • 1 cup chopped zucchini
  • 1 cup chopped green beans
  • 1 cup chopped spinach
  • 1/2 cup chopped fresh parsley
  • 1 teaspoon dried oregano
  • 1/2 teaspoon dried basil
  • 1/4 teaspoon red pepper flakes (optional)
  • Salt and pepper to taste
  • Grated Parmesan cheese, for serving (optional)
  • Crusty bread, for serving (optional)

Getting Started: Preparing the Vegetables

Okay, let’s get this delicious Slow Cooker Minestrone Soup started! The first step is all about prepping our veggies. Trust me, this little bit of chopping now will pay off big time later with a flavorful and hearty soup.

  1. Sauté the Aromatics: Heat the olive oil in a large skillet over medium heat. Add the chopped onion, carrots, and celery. Cook, stirring occasionally, until the vegetables are softened, about 5-7 minutes. We want them to be tender but not browned. This step helps to release their flavors and create a delicious base for our soup.
  2. Add the Garlic: Stir in the minced garlic and cook for another minute until fragrant. Be careful not to burn the garlic, as it can become bitter. The aroma should be amazing at this point!

Building the Soup in the Slow Cooker

Now that our aromatic base is ready, it’s time to transfer everything to the slow cooker and start building the soup. This is where the magic happens, and the slow cooker will do all the hard work for us!

  1. Transfer to Slow Cooker: Pour the sautéed vegetables and garlic into your slow cooker.
  2. Add the Broth and Tomatoes: Pour in the vegetable broth and add the crushed tomatoes. Give everything a good stir to combine.
  3. Incorporate the Beans: Add the rinsed and drained kidney beans and cannellini beans to the slow cooker. Beans are a key component of minestrone, adding protein and fiber.
  4. Season the Soup: Stir in the dried oregano, dried basil, and red pepper flakes (if using). Season with salt and pepper to taste. Remember, you can always add more seasoning later, so start with a little and adjust as needed.
  5. Slow Cook: Cover the slow cooker and cook on low for 6-8 hours or on high for 3-4 hours. The longer it cooks, the more the flavors will meld together. I usually go for the low setting for a deeper, richer flavor.

Adding the Final Touches: Pasta and Fresh Vegetables

We’re almost there! The final step is to add the pasta and fresh vegetables. This is important to do towards the end of the cooking time so that the pasta doesn’t get mushy and the vegetables retain their vibrant color and texture.

  1. Add Pasta and Vegetables: During the last 30 minutes of cooking time, stir in the pasta, zucchini, and green beans. These vegetables cook relatively quickly, so we don’t want to add them too early.
  2. Incorporate Spinach: In the last 10 minutes of cooking, stir in the chopped spinach. The spinach will wilt quickly and add a boost of nutrients and color to the soup.
  3. Stir in Parsley: Stir in the chopped fresh parsley just before serving. Fresh herbs add a bright and vibrant flavor to the soup.

Serving Your Delicious Minestrone Soup

Congratulations! Your Slow Cooker Minestrone Soup is ready to be served. This soup is incredibly versatile and can be enjoyed as a light lunch or a hearty dinner. Here are a few serving suggestions to make it even more special:

  1. Ladle and Garnish: Ladle the soup into bowls and garnish with grated Parmesan cheese, if desired. The Parmesan adds a salty and savory element that complements the soup perfectly.
  2. Serve with Bread: Serve with crusty bread for dipping. The bread is perfect for soaking up all the delicious broth.
  3. Add a Drizzle of Olive Oil: For an extra touch of richness, drizzle a little olive oil over each bowl of soup before serving.

Tips and Variations:

  • Vegetable Variations: Feel free to add other vegetables to the soup, such as potatoes, corn, or kale. Just adjust the cooking time accordingly.
  • Protein Boost: For a heartier soup, add cooked chicken, sausage, or ground beef.
  • Spice It Up: If you like a little heat, add more red pepper flakes or a dash of hot sauce.
  • Make it Vegan: To make this soup vegan, simply omit the Parmesan cheese.
  • Storage: Leftover soup can be stored in the refrigerator for up to 3 days. It also freezes well for longer storage.
Enjoy your homemade Slow Cooker Minestrone Soup! I hope you love it as much as I do!

Slow Cooker Minestrone Soup

Conclusion:

This Slow Cooker Minestrone Soup isn’t just another recipe; it’s a warm hug in a bowl, a celebration of fresh vegetables, and a testament to the magic of slow cooking. Seriously, if you’re looking for a hearty, healthy, and incredibly flavorful meal that practically cooks itself, you absolutely have to give this one a try. The beauty of this recipe lies in its simplicity and the incredible depth of flavor that develops over hours of slow simmering. It’s the kind of dish that makes your kitchen smell amazing and leaves you feeling nourished and satisfied.

But why is this particular minestrone so special? It’s the combination of the slow cooker’s gentle heat, which coaxes out the sweetness of the vegetables and melds all the flavors together beautifully, and the flexibility of the recipe itself. You can easily adapt it to your own tastes and dietary needs.

Looking for serving suggestions? I love to serve mine with a generous sprinkle of freshly grated Parmesan cheese and a crusty piece of bread for dipping. A dollop of pesto adds a burst of fresh, herby flavor that complements the soup perfectly. For a vegan option, simply omit the Parmesan and use a plant-based pesto or a drizzle of high-quality olive oil.

And speaking of variations, the possibilities are endless! Feel free to swap out vegetables based on what you have on hand or what’s in season. Zucchini, yellow squash, spinach, or even kale would all be delicious additions. If you’re a meat-lover, consider adding some cooked Italian sausage or pancetta for extra richness. For a spicier kick, add a pinch of red pepper flakes or a dash of your favorite hot sauce. You can also experiment with different types of beans – cannellini, kidney, or even chickpeas would work well.

This Slow Cooker Minestrone Soup is truly a blank canvas for your culinary creativity. Don’t be afraid to experiment and make it your own!

I’m confident that this recipe will become a staple in your household, just as it has in mine. It’s perfect for busy weeknights, cozy weekends, or any time you’re craving a comforting and nutritious meal. Plus, it’s a great way to use up leftover vegetables and reduce food waste.

So, what are you waiting for? Gather your ingredients, dust off your slow cooker, and get ready to experience the deliciousness of homemade minestrone soup. I promise you won’t be disappointed.

And most importantly, I want to hear about your experience! Did you try the recipe? What variations did you make? What did you think? Share your photos and comments below – I can’t wait to see your creations and hear your feedback. Let’s build a community of minestrone lovers! Happy cooking! I hope you enjoy this Slow Cooker Minestrone Soup as much as I do.


Slow Cooker Minestrone Soup: Easy Recipe for a Hearty Meal

Hearty, flavorful slow cooker minestrone soup with vegetables, beans, and pasta in a rich tomato broth. Comforting and customizable!

Prep Time20 minutes
Cook Time360 minutes
Total Time380 minutes
Category: Dinner
Yield: 6-8 servings
Save This Recipe

Ingredients

  • 1 tablespoon olive oil
  • 1 large onion, chopped
  • 2 carrots, peeled and chopped
  • 2 celery stalks, chopped
  • 4 cloves garlic, minced
  • 8 cups vegetable broth
  • 1 (28 ounce) can crushed tomatoes
  • 1 (15 ounce) can kidney beans, rinsed and drained
  • 1 (15 ounce) can cannellini beans, rinsed and drained
  • 1 cup small pasta (such as ditalini or elbow macaroni)
  • 1 cup chopped zucchini
  • 1 cup chopped green beans
  • 1 cup chopped spinach
  • 1/2 cup chopped fresh parsley
  • 1 teaspoon dried oregano
  • 1/2 teaspoon dried basil
  • 1/4 teaspoon red pepper flakes (optional)
  • Salt and pepper to taste
  • Grated Parmesan cheese, for serving (optional)
  • Crusty bread, for serving (optional)

Instructions

  1. Heat the olive oil in a large skillet over medium heat. Add the chopped onion, carrots, and celery. Cook, stirring occasionally, until the vegetables are softened, about 5-7 minutes.
  2. Stir in the minced garlic and cook for another minute until fragrant. Be careful not to burn the garlic.
  3. Pour the sautéed vegetables and garlic into your slow cooker.
  4. Pour in the vegetable broth and add the crushed tomatoes. Give everything a good stir to combine.
  5. Add the rinsed and drained kidney beans and cannellini beans to the slow cooker.
  6. Stir in the dried oregano, dried basil, and red pepper flakes (if using). Season with salt and pepper to taste.
  7. Cover the slow cooker and cook on low for 6-8 hours or on high for 3-4 hours.
  8. During the last 30 minutes of cooking time, stir in the pasta, zucchini, and green beans.
  9. In the last 10 minutes of cooking, stir in the chopped spinach.
  10. Stir in the chopped fresh parsley just before serving.
  11. Ladle the soup into bowls and garnish with grated Parmesan cheese, if desired.
  12. Serve with crusty bread for dipping.
  13. For an extra touch of richness, drizzle a little olive oil over each bowl of soup before serving.

Notes

  • Vegetable Variations: Feel free to add other vegetables to the soup, such as potatoes, corn, or kale. Just adjust the cooking time accordingly.
  • Protein Boost: For a heartier soup, add cooked chicken, sausage, or ground beef.
  • Spice It Up: If you like a little heat, add more red pepper flakes or a dash of hot sauce.
  • Make it Vegan: To make this soup vegan, simply omit the Parmesan cheese.
  • Storage: Leftover soup can be stored in the refrigerator for up to 3 days. It also freezes well for longer storage.

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