Crockpot Summer Vegetable Soup

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This Crockpot Summer Vegetable Soup is the kind of recipe you want when you need something fresh, easy, and nourishing. It’s packed with colorful veggies but takes just 15 minutes to prep—and then your slow cooker does the rest.

A ladle resting in a crockpot filled with simmering vegetable soup.

Perfect for busy days, light dinners, or even as a cozy lunch on a hot summer afternoon when you still want real food without heating up the kitchen.

Ingredients

Yellow onion – adds a sweet and savory flavor base
Carrots – bring natural sweetness and color
Celery – adds crunch and depth
Red bell pepper – brings brightness and a bit of sweetness
Zucchini – mild and tender, perfect for soups
Diced tomatoes with juice – adds tangy richness and broth body
Frozen green beans – easy and quick, with a fresh bite
Vegetable broth – the flavorful base that ties it all together
Minced garlic – for that little flavor boost
Salt, black pepper, red pepper flakes – to season everything just right

See recipe card for quantities.

How to Make Crockpot Summer Vegetable Soup

Sliced carrots arranged on a cutting board.

Peel the carrots and chop all the vegetables.

A variety of chopped vegetables, added to the crockpot for cooking.

Place the chopped vegetables into the bottom of the slow cooker.

Add the seasonings on top.

Chopped vegetables, simmering with water and vegetable broth.

Pour the vegetable broth over all the ingredients.

Cover and cook on high for 4 hours or on low for 6 hours.

Serve and enjoy.

Hint: Chop veggies roughly the same size so they cook evenly.

Substitutions & Variations

Swap green beans for peas or corn
Add a can of white beans for extra protein
Stir in a handful of baby spinach right before serving
Use chicken broth if you’re not vegetarian
Add cooked pasta or rice for a heartier version

💭Crucial Success Tips

Taste before serving and adjust salt if needed—some broths are saltier than others!

FAQ

Can I add meat to this soup?

Sure! Brown some ground turkey, chicken, or beef and add it with the veggies.

Can I use fresh green beans instead of frozen?

Yes—just chop them and add with the other vegetables.

How can I make this soup spicier?

Add extra red pepper flakes or a splash of hot sauce before serving.

📖 Recipe

4-6 servings

Crockpot Summer Vegetable Soup

Prep Time: 15 minutes

Cook Time: 6 hours

Total Time: 6 hours 15 minutes

This Crockpot Summer Vegetable Soup is a light and healthy dish made with fresh vegetables. It’s perfect for enjoying the flavors of summer. You just add all the chopped vegetables, broth, and seasonings into the crockpot, let it cook, and enjoy a comforting bowl of soup. It’s simple to make and doesn’t require much effort.

Ingredients

1 yellow onion, diced
3 small carrots, peeled and sliced into coins
3 ribs celery, diced
1 red bell pepper, diced
1 zucchini, sliced and halved
1 (14.5 oz) can diced tomatoes, with juice
1 cup frozen green beans
8 cups vegetable broth
1 teaspoon minced garlic
1 teaspoon salt
½ teaspoon black pepper
½ teaspoon red pepper flakes
½ teaspoon red pepper flakes

Instructions

Peel the carrots and chop all the vegetables.
Place the chopped vegetables into the bottom of the slow cooker.
Add the seasonings on top.
Pour the vegetable broth over all the ingredients.
Cover and cook on high for 4 hours or on low for 6 hours.
Serve and enjoy.

Nutrition Information:

Yield:

Serving Size:

1
Amount Per Serving: Calories: 82Total Fat: 1gSaturated Fat: 0gTrans Fat: 0gUnsaturated Fat: 0gCholesterol: 0mgSodium: 1370mgCarbohydrates: 18gFiber: 3gSugar: 11gProtein: 3g