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Crockpot Harvest Vegetable Soup

This hearty soup is made by slow-cooking seasonal vegetables such as squash, carrots, and onions until tender, resulting in a thick, vibrant, and nourishing broth. The slow cooking process develops deep flavors and a comforting, rustic texture ideal for autumn evenings.
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Prep Time 15 minutes
Cook Time 7 hours
Total Time 7 hours 15 minutes
Servings: 6
Course: Soup
Cuisine: American
Calories: 180
Ingredients Equipment Method Notes

Ingredients
  

  • Carrots 2–3 medium, sliced: Add natural sweetness and vibrant color
  • Celery 2 stalks, chopped: Provides savory depth
  • Potatoes 2 medium, diced: Make the soup hearty and filling
  • Onion 1 medium, chopped: Builds the flavor base
  • Garlic 2–3 cloves, minced: Adds warmth and aroma
  • Diced tomatoes 1 can, about 14–15 oz: Bring acidity and body
  • Vegetable broth 4 cups: Carries flavor throughout the soup
  • Olive oil 1–2 tablespoons: Helps soften and develop the vegetables
  • Salt to taste: Essential for balanced seasoning
  • Black pepper ½ teaspoon, or to taste: Adds gentle warmth
  • Dried thyme or Italian seasoning 1 teaspoon: Provides herb depth
  • Bay leaf 1: Adds subtle background flavor
  • Green beans or zucchini 1 cup, optional, chopped: Offer extra texture and fresh vegetable flavor

Equipment

  • Slow Cooker: For long, gentle cooking
  • Cutting Board: Prepping vegetables safely
  • Sharp Knife: Makes chopping easier
  • Measuring Spoons: Balanced seasoning
  • Ladle: Easy serving

Method
 

  1. Prep the Vegetables: Chop all vegetables into similar-sized pieces
  2. Build the Base: Add vegetables, garlic, olive oil, herbs, and bay leaf to slow cooker
  3. Add Liquid: Pour in 4 cups vegetable broth, ensuring vegetables are mostly submerged but not overly flooded
  4. Season Lightly: Add salt and pepper
  5. Cook Slowly: Cover and cook on low for 6–8 hours or high for 3–4 hours, until vegetables are tender
  6. Taste and Adjust: Add more seasoning if needed
  7. Serve Warm: Remove bay leaf immediately before serving

Notes

For a creamier texture, add a splash of coconut milk before blending. To enhance flavor, sprinkle fresh herbs like parsley or thyme before serving.