Vegetable Soup

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By François Lemoine

Published: Apr 16, 2026

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Warm, nourishing, and packed with goodness, a homemade vegetable soup is the ultimate comfort food. This baked vegetable soup recipe transforms simple ingredients into a deeply flavorful, satisfying main course. Perfect for busy weeknights, meal prep, or a cozy family dinner, it’s a dish that proves healthy eating can be incredibly delicious and straightforward.

Using a baking method deepens the flavors of the vegetables, creating a rich broth without hours of simmering on the stove. Let’s explore how to make this American-style classic that will become a staple in your kitchen.

Why You’ll Love This Baked Vegetable Soup

This recipe stands out for its simplicity and depth of flavor. By roasting the vegetables first, you caramelize their natural sugars, which builds a fantastic flavor foundation for the broth. It’s a one-pot wonder that minimizes cleanup and maximizes taste. The soup is naturally vegetarian, easily adaptable for other diets, and packed with vitamins and fiber.

It’s also a fantastic way to get kids to eat more vegetables, as the roasting process sweetens them and makes them more appealing. This dish is a complete meal in a bowl, especially when paired with a slice of crusty bread or a simple side salad.

Key Benefits of the Baked Method

Baking, or roasting, the vegetables before simmering them in broth is a chef’s secret for building complex flavors quickly. This technique, often used in American comfort food dishes, ensures every spoonful is robust and satisfying. Unlike boiling, which can leach flavor into the water, roasting concentrates the taste of each vegetable.

The result is a soup that tastes like it simmered all day, but is ready in a fraction of the time. This method is foolproof and brings out the best in simple, fresh produce.

Ingredients for the Perfect Soup

The beauty of this soup lies in its versatility. Use this list as a guideline and feel free to swap vegetables based on seasonality or preference. All ingredients are wholesome and halal-friendly.

  • 2 tablespoons olive oil
  • 1 large yellow onion, diced
  • 3 cloves garlic, minced
  • 3 large carrots, peeled and chopped
  • 3 celery stalks, chopped
  • 1 medium zucchini, chopped
  • 1 bell pepper (any color), chopped
  • 1 cup chopped green beans
  • 1 (28-ounce) can diced tomatoes, with their juices
  • 6 cups vegetable broth
  • 1 teaspoon dried thyme
  • 1 teaspoon dried oregano
  • 2 bay leaves
  • Salt and black pepper to taste
  • 1 cup frozen peas
  • 1/4 cup chopped fresh parsley
  • 1 tablespoon lemon juice (or a splash of apple cider vinegar for brightness)

Ingredient Substitutions and Tips

Don’t have zucchini? Try yellow squash or even chopped potatoes for heartiness. For a protein boost, consider adding a can of rinsed chickpeas or white beans during the simmering stage. The lemon juice or vinegar at the end is crucial—it lifts all the flavors and adds a necessary brightness.

Remember to use vegetable broth to keep the soup vegetarian. The herbs are flexible; rosemary or basil can work beautifully in place of thyme or oregano.

Step-by-Step Instructions

Step 1: Prep and Roast the Vegetables

Preheat your oven to 425°F (220°C). In a large Dutch oven or oven-safe pot, combine the onion, carrots, celery, zucchini, bell pepper, and green beans. Drizzle with olive oil and season with salt and pepper.

Toss to coat. Place the pot, uncovered, in the preheated oven and roast for 25-30 minutes, stirring once halfway through, until the vegetables are tender and starting to brown at the edges.

Step 2: Build the Soup Base

Carefully remove the pot from the oven and place it on the stove over medium heat. Add the minced garlic and cook for 1 minute until fragrant. Pour in the diced tomatoes with their juices and the vegetable broth. Stir in the dried thyme, oregano, and bay leaves. Bring the mixture to a gentle boil.

Step 3: Simmer to Perfection

Once boiling, reduce the heat to low, cover the pot, and let the soup simmer for 20-25 minutes. This allows the flavors to meld beautifully. In the last 5 minutes of cooking, stir in the frozen peas.

Step 4: Final Touches

Remove the pot from the heat. Take out the bay leaves and discard them. Stir in the chopped fresh parsley and the lemon juice or apple cider vinegar. Taste and adjust seasoning with more salt and pepper if needed. Your soup is now ready to serve!

Serving Suggestions and Pairings

Ladle this vibrant soup into deep bowls. It’s delicious on its own, but for a more substantial meal, consider these pairings. A sprinkle of grated Parmesan cheese (or a nutritional yeast alternative) adds a savory note. Serve it with a slice of whole-grain bread for dipping. For a complete, protein-rich meal, this soup pairs wonderfully with our Easy High Protein Cottage Cheese Breakfast. The creamy cottage cheese offers a satisfying contrast to the savory soup. It’s also a great starter before a lighter main course.

Nutritional Profile and Health Benefits

This vegetable soup is a nutritional powerhouse. It’s low in calories and fat but high in dietary fiber, which aids digestion and promotes a feeling of fullness. The variety of vegetables provides a broad spectrum of vitamins, including Vitamin A from the carrots, Vitamin C from the bell peppers and tomatoes, and various B vitamins.

The lycopene in the cooked tomatoes is a potent antioxidant. Using a low-sodium vegetable broth allows you to control the salt content, making this a heart-healthy choice. It’s an excellent dish for weight management and overall wellness.

Nutrition FactsPer Serving (Approx. 1.5 cups)
Calories180
Total Fat5g
Saturated Fat0.7g
Unsaturated Fat4g
Trans Fat0g
Cholesterol0mg
Sodium480mg
Total Carbohydrates28g
Dietary Fiber7g
Sugars12g
Protein5g

Tips for Meal Prep and Storage

This soup is a meal-prepper’s dream. It tastes even better the next day as the flavors continue to develop. Allow the soup to cool completely before transferring it to airtight containers. It will keep in the refrigerator for up to 5 days. To freeze, portion the soup into freezer-safe containers or bags, leaving some space for expansion.

It can be frozen for up to 3 months. Thaw overnight in the refrigerator before reheating gently on the stove or in the microwave. If the soup thickens upon standing, simply add a little water or broth when reheating.

Frequently Asked Questions

Can I make this soup in a slow cooker?

Absolutely! For a slow cooker version, add all the raw vegetables (except the peas and parsley), broth, tomatoes, and herbs to the slow cooker. Cook on LOW for 6-8 hours or on HIGH for 3-4 hours. Add the peas and parsley in the last 30 minutes of cooking.

How can I make this soup more filling?

To turn this soup into a more substantial main course, add a cup of cooked pasta, rice, or quinoa. For protein, stir in cooked lentils, beans, or shredded chicken. For another protein-packed idea, check out our recipe for Protein-Packed Cottage Cheese Pancake Bites, which make a great side or even a crouton substitute.

Is this soup kid-friendly?

Yes! The natural sweetness from the roasted vegetables makes this soup a hit with kids. You can also use an immersion blender to puree it partially or completely for picky eaters. Letting them add their own toppings, like a dollop of yogurt or whole-grain crackers, can also make it more fun.

For another kid-approved, quick meal, our Easy Cottage Cheese Pancakes Ready in 10 Minutes are a perfect complement.

Conclusion

This baked vegetable soup recipe is more than just a meal; it’s a bowl of comfort, health, and simplicity. It embodies the best of easy dinner recipes, combining straightforward techniques with wholesome ingredients to create something truly special. Whether you’re seeking healthy soup ideas, a simple homemade soup for a weeknight, or a reliable comfort food dish, this recipe delivers.

It’s versatile, forgiving, and guaranteed to please the whole family. So, preheat your oven, gather your veggies, and get ready to enjoy one of the most satisfying and nutritious main courses you can make.

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Vegetable Soup

Vegetable Soup


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  • Author: François Lemoine
  • Total Time: 1 hour 15 mins
  • Yield: 6 1x
  • Diet: Vegetarian

Description

A hearty, flavorful vegetable soup made by roasting veggies first for maximum flavor, then simmering in a savory broth. A simple, healthy, and comforting main course.


Ingredients

Scale

2 tablespoons olive oil
1 large yellow onion, diced
3 cloves garlic, minced
3 large carrots, peeled and chopped
3 celery stalks, chopped
1 medium zucchini, chopped
1 bell pepper (any color), chopped
1 cup chopped green beans
1 (28-ounce) can diced tomatoes, with their juices
6 cups vegetable broth
1 teaspoon dried thyme
1 teaspoon dried oregano
2 bay leaves
Salt and black pepper to taste
1 cup frozen peas
1/4 cup chopped fresh parsley
1 tablespoon lemon juice or apple cider vinegar


Instructions

  1. Preheat oven to 425°F (220°C). In a large Dutch oven, toss onion, carrots, celery, zucchini, bell pepper, and green beans with olive oil, salt, and pepper. Roast for 25-30 mins until tender and slightly browned.
  2. Place pot on stove over medium heat. Add garlic and cook 1 minute. Add tomatoes, broth, thyme, oregano, and bay leaves. Bring to a boil.
  3. Reduce heat to low, cover, and simmer for 20-25 minutes. Stir in frozen peas during last 5 minutes.
  4. Remove from heat. Discard bay leaves. Stir in fresh parsley and lemon juice. Adjust seasoning and serve.

Notes

  • For a protein boost, add 1 can of rinsed chickpeas or white beans with the broth.
  • Soup thickens upon standing. Add water or broth when reheating if needed.
  • The acid (lemon juice or vinegar) at the end is crucial for balancing flavors.
  • Prep Time: 20 mins
  • Cook Time: 55 mins
  • Category: Main Course
  • Method: Baked
  • Cuisine: American

Nutrition

  • Serving Size: 1.5 cups
  • Calories: 180
  • Sugar: 12g
  • Sodium: 480mg
  • Fat: 5g
  • Saturated Fat: 0.7g
  • Unsaturated Fat: 4g
  • Trans Fat: 0g
  • Carbohydrates: 28g
  • Fiber: 7g
  • Protein: 5g
  • Cholesterol: 0mg

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