Creamy Vegetarian Wild Rice and Mushroom Soup
DinnerPublished May 20, 2026

Creamy Vegetarian Wild Rice and Mushroom Soup

This cozy Creamy Vegetarian Wild Rice and Mushroom Soup is rich, hearty, and packed with earthy flavor. Perfect for a weeknight dinner or slow cooker meal the whole family will love.

Total Time75 mins
Yield6 servings
Lexi
By Lexi

The Cozy Bowl of Soup You Will Make on Repeat

There is something almost magical about a pot of wild rice soup simmering on the stove. The earthy scent of mushrooms, the gentle fragrance of thyme, and the promise of something thick and warming waiting in the pot. This Creamy Vegetarian Wild Rice and Mushroom Soup delivers all of that and then some.

Whether you are looking for satisfying vegetarian wild rice recipes for a weeknight dinner, planning a cozy weekend lunch, or searching for that perfect wild rice soup crockpot vegetarian version to set and forget, this recipe has you covered. It is hearty enough to be a full meal, elegant enough for company, and simple enough for a Tuesday night.


Before we dive in, a word about ingredients and tools. The quality of your mushrooms and broth will make a real difference in the depth of flavor here, and a good heavy-bottomed Dutch oven ensures even heat distribution without scorching.

Why This Soup Works So Well

The secret to a truly great vegetarian mushroom rice soup lies in layering flavor at every step. Rather than dumping everything in a pot at once, we take a few extra minutes to:

  • Brown the mushrooms properly. Don't crowd the pan. Let them release their liquid and develop golden edges. This is where the deep, savory flavor comes from.
  • Toast the flour. Cooking the flour in the butter and vegetable mixture for a couple of minutes before adding the broth eliminates that raw, pasty taste and creates a silky, creamy base.
  • Use soy sauce. This is the quiet hero of the recipe. Just one tablespoon adds an umami backbone that makes this wild mushroom and rice soup taste like it has been simmering for hours.

Chef's Tip: Use a mix of cremini and shiitake mushrooms for the best results. Creminis bring body and earthiness, while shiitakes add a slightly smoky, meaty depth that makes this mushroom soup wild rice recipe genuinely crave-worthy.


Stovetop or Crockpot: Your Choice

This recipe works beautifully on the stovetop in about an hour, but it is also one of the best wild rice soup crockpot vegetarian adaptations you will find. For the slow cooker version, saute the aromatics and mushrooms on the stovetop first (do not skip this step), then transfer everything to your crockpot with the broth and uncooked rice. Cook on low for 6 to 7 hours, then stir in cream at the end.

For a fully vegan mushroom rice soup, swap the butter for good olive oil and use full-fat coconut milk or oat cream in place of heavy cream. The result is just as luscious.


What to Serve Alongside

This soup is a complete meal on its own, but a few simple sides take it over the top:

  • Crusty sourdough bread for dipping
  • A simple green salad with lemon vinaigrette
  • Garlic herb focaccia for something a little more special
  • Warm dinner rolls if you are feeding a crowd

Ready to make the best bowl of wild rice soup vegetarian style you have ever had? Here is everything you need:

Creamy Vegetarian Wild Rice and Mushroom Soup

Creamy Vegetarian Wild Rice and Mushroom Soup

This cozy Creamy Vegetarian Wild Rice and Mushroom Soup is rich, hearty, and packed with earthy flavor. Perfect for a weeknight dinner or slow cooker meal the whole family will love.

Prep:20 mins
Cook:55 mins
Total:75 mins
Yield:6 servings
Cuisine:American
Yield: 6 servingsCalories: 310Protein: 10g
Carbs: 42gFat: 11gSat. Fat: 5gFiber: 4gSugar: 6gSodium: 740mg

Ingredients

Units
Scale
  • 1 cup wild rice blend, rinsed
  • 16 oz cremini mushrooms, sliced
  • 8 oz shiitake mushrooms, stems removed, sliced
  • 1 yellow onion, diced
  • 3 celery stalks, diced
  • 3 carrots, peeled and diced
  • 4 garlic cloves, minced
  • 3 tbsp unsalted butter, or vegan butter for dairy-free
  • 3/8 cup all-purpose flour, use gluten-free 1:1 flour if needed
  • 6 cups vegetable broth, low-sodium preferred
  • 1 cup heavy cream, or full-fat coconut milk for vegan version
  • 1 tbsp fresh thyme, leaves only, or 1 tsp dried
  • 1/2 tsp dried rosemary
  • 1 tbsp soy sauce or tamari, adds umami depth
  • 1 tsp kosher salt, plus more to taste
  • 1/2 tsp black pepper, freshly cracked
  • 2 tbsp fresh parsley, chopped, for garnish

Instruction

1

Cook the wild rice: In a medium saucepan, combine the rinsed wild rice blend with 2 cups of water. Bring to a boil, then reduce heat to low, cover, and simmer for 40 to 45 minutes until the rice is tender and the liquid is absorbed. Set aside.

2

Saute the aromatics: In a large Dutch oven or heavy-bottomed pot, melt the butter over medium heat. Add the diced onion, celery, and carrots. Cook, stirring occasionally, for 6 to 8 minutes until softened and the onion is translucent.

3

Add the mushrooms: Stir in the cremini and shiitake mushrooms. Cook for 8 to 10 minutes, stirring occasionally, until the mushrooms have released their liquid and are golden brown. Add the garlic, thyme, and rosemary and cook for another 1 minute until fragrant.

4

Build the base: Sprinkle the flour over the vegetable and mushroom mixture. Stir well to coat everything evenly and cook for 2 minutes to eliminate the raw flour taste.

5

Add the broth: Slowly pour in the vegetable broth, stirring constantly to prevent lumps. Add the soy sauce and bring the soup to a gentle boil. Reduce heat and simmer for 10 minutes.

6

Add the rice and cream: Stir in the cooked wild rice and the heavy cream (or coconut milk). Simmer for another 5 minutes until the soup is creamy and slightly thickened.

7

Season and serve: Taste and adjust salt and pepper as needed. Ladle into bowls and garnish with fresh parsley. Serve with crusty bread.

Equipment

  • Large Dutch oven or heavy-bottomed soup pot
  • Medium saucepan (for cooking wild rice)
  • Sharp chef's knife and cutting board
  • Wooden spoon or silicone spatula
  • Ladle
  • Measuring cups and spoons

Notes

Make-ahead tip: The soup thickens as it sits. If making ahead, store the cooked wild rice separately and stir it in just before serving. Reheat gently over medium-low heat, adding a splash of broth to loosen the consistency. Leftovers keep well in an airtight container in the refrigerator for up to 4 days. For a vegan mushroom rice soup, swap butter for olive oil and heavy cream for full-fat coconut milk or oat cream. The soy sauce is key for that deep umami backbone, so don't skip it.

Storing and Reheating

Leftovers keep well in the fridge for up to 4 days in an airtight container. The soup will thicken as it sits because the wild rice continues to absorb liquid, so add a splash of broth when reheating to bring it back to the right consistency.

This soup also freezes beautifully for up to 2 months. For best results, freeze it before adding the cream, then stir the cream in fresh when you reheat it. Your future self will thank you.

Frequently Asked Questions

Absolutely. To make this vegetarian wild rice soup in a crockpot, saute the onion, celery, carrots, mushrooms, and garlic in a skillet first for best flavor. Then transfer everything to your slow cooker, add the broth, uncooked wild rice, soy sauce, and seasonings. Cook on low for 6 to 7 hours or high for 3 to 4 hours. Stir in the cream during the last 30 minutes of cooking.
Yes. This soup is very forgiving with mushrooms. Baby bella, portobello, oyster, or even dried porcini mushrooms (reconstituted in warm water) all work beautifully. For the most complex wild mushroom and rice soup flavor, use a combination of at least two varieties.
Leftovers will keep in an airtight container in the fridge for up to 4 days. Reheat in a saucepan over medium-low heat, stirring occasionally. The soup will thicken in the fridge, so add a splash of vegetable broth or water when reheating to bring it back to a creamy, spoonable consistency. It also freezes well for up to 2 months, though the cream can separate slightly upon thawing. Stir well and reheat gently to recombine.

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