Old-Fashioned Vegetable Soup

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October 8, 2026

Nothing restores the body and spirit quite like a warm, nourishing bowl of homemade Old-Fashioned Vegetable Soup. Packed to the brim with sweet carrots, crisp celery, garden green beans, sweet corn, and fire-roasted diced tomatoes, this wholesome recipe lets the pure flavors of fresh vegetables shine. Simmered in an herb-infused vegetable broth, it is naturally gluten-free, low in calories, and deeply comforting for the entire family.

Simmering pot of carrots, celery, diced tomatoes, and green beans in seasoned vegetable broth

If you love cozy, comforting bowls, you’ll also love our Chicken Vegetable Soup.

Why You’ll Love This Old-Fashioned Vegetable Soup

Cozy Homemade Flavor

Every bowl is brimming with wholesome ingredients simmered together to create an unforgettable, hearty depth of flavor that appeals to both kids and adults.

Effortless Weeknight Prep

With simple pantry staples and straightforward cooking steps, you can assemble this nourishing dinner with minimal active kitchen effort.

Ingredients and Substitutions

What You’ll Need

  • 2 tablespoons olive oil: 2 tablespoons olive oil
  • 1 medium onion: 1 medium onion, chopped
  • 2 cloves garlic: 2 cloves garlic, minced
  • 2 cups carrots: 2 cups carrots, sliced
  • 2 cups celery: 2 cups celery, chopped
  • 4 cups vegetable broth: 4 cups vegetable broth
  • 1 can diced tomatoes: 1 can diced tomatoes
  • 1 teaspoon dried thyme: 1 teaspoon dried thyme
  • 1 teaspoon dried basil: 1 teaspoon dried basil
  • 1 teaspoon salt: 1 teaspoon salt
  • 1/2 teaspoon black pepper: 1/2 teaspoon black pepper
  • 3 cups mixed vegetables (like green beans and corn): 3 cups mixed vegetables (like green beans and corn)

Smart Swaps

Feel free to tailor the ingredients to your pantry. You can swap proteins, utilize seasonal root vegetables, or substitute low-sodium broth to suit your family dietary goals.

How to Make Old-Fashioned Vegetable Soup

Step-by-Step Directions

Step 1: Heat olive oil in a large pot over medium heat. Add onions and garlic, and sauté until translucent.

Step 2: Add carrots and celery, cooking until softened.

Step 3: Pour in vegetable broth and add diced tomatoes, thyme, basil, salt, and pepper.

Step 4: Bring to a boil, then reduce heat and simmer for 30 minutes.

Step 5: Add mixed vegetables and cook for an additional 10 minutes.

Step 6: Serve hot and enjoy!

Pro Kitchen Tips

For the deepest flavor, allow the soup to rest for five minutes after cooking before serving. This allows the aromas to settle and enhances the overall balance.

Storage & Reheating

How to Store Leftovers

Allow the soup to cool completely to room temperature before transferring into airtight glass containers. Store in the refrigerator for up to 4 days.

Reheating Instructions

Reheat individual portions in the microwave for 1 to 2 minutes, stirring halfway. For larger portions, warm gently on the stovetop over medium-low heat until heated through.

Steaming rustic bowl of Old-Fashioned Vegetable Soup packed with colorful fresh garden vegetables

Old-Fashioned Vegetable Soup

Enjoy a warm bowl of this hearty old-fashioned vegetable soup that’s completely gluten-free. It’s the perfect comfort food for any occasion.
Prep Time 15 minutes
Cook Time 40 minutes
Total Time 55 minutes
Servings: 6

Ingredients
  

  • 2 tablespoons olive oil
  • 1 medium onion, chopped
  • 2 cloves garlic, minced
  • 2 cups carrots, sliced
  • 2 cups celery, chopped
  • 4 cups vegetable broth
  • 1 can diced tomatoes
  • 1 teaspoon dried thyme
  • 1 teaspoon dried basil
  • 1 teaspoon salt
  • 1/2 teaspoon black pepper
  • 3 cups mixed vegetables (like green beans and corn)

Method
 

  1. Heat olive oil in a large pot over medium heat. Add onions and garlic, and sauté until translucent.
  2. Add carrots and celery, cooking until softened.
  3. Pour in vegetable broth and add diced tomatoes, thyme, basil, salt, and pepper.
  4. Bring to a boil, then reduce heat and simmer for 30 minutes.
  5. Add mixed vegetables and cook for an additional 10 minutes.
  6. Serve hot and enjoy!

Frequently Asked Questions

Can I use frozen or canned vegetables for this soup?

Yes! Frozen mixed vegetables (peas, corn, green beans) work exceptionally well and retain great texture. Simply add them during the final 10 minutes of cooking.

How can I add protein to keep it filling?

Stir in canned rinsed cannellini beans, chickpeas, lentils, or shredded cooked chicken breast to make this soup an even heartier meal.

Can this vegetable soup be frozen for meal prep?

Yes, this soup freezes beautifully! Allow it to cool completely, portion into freezer-safe containers, and freeze for up to 3 months. Thaw in the fridge overnight before reheating.

How can I intensify the savory flavor of the broth?

Simmer a parmesan cheese rind in the pot while cooking, or add a dash of nutritional yeast and tamari sauce for a profound depth of savory umami.

Final Thoughts

This homemade Old-Fashioned Vegetable Soup is pure comfort in a bowl. Gather your ingredients, ladle up generous servings with your favorite toppings, and enjoy a memorable homemade dinner!

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