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Creamy Mushroom and Potato Soup Recipe

4.9 from 53 reviews

A creamy and comforting mushroom and potato soup featuring sautéed cremini mushrooms, aromatic herbs, and tender russet potatoes, blended to a smooth texture and enriched with heavy cream. Perfect for a cozy meal any time of year.

Ingredients

Scale

Mushroom and Vegetables

  • 15 oz (450g) cremini mushrooms, cleaned and sliced
  • 1 onion, chopped
  • 4 garlic cloves, minced
  • 1.5 pound (700g) russet potatoes, peeled and diced

Herbs and Seasoning

  • 1 teaspoon salt
  • ½ teaspoon ground black pepper
  • 1 teaspoon dried thyme
  • 1 teaspoon dried rosemary

Liquids and Fats

  • 2 tablespoons butter
  • 5 cups vegetable broth
  • 1 cup heavy cream

Instructions

  1. Sauté Mushrooms and Onion: Heat the butter in a large soup pot or dutch oven over medium-high heat. Add the sliced mushrooms and chopped onion, and sauté for about 5 minutes until the onion becomes translucent and the mushrooms have softened, released their liquids, and start to brown.
  2. Add Garlic and Herbs: Stir in the minced garlic, dried thyme, dried rosemary, salt, and black pepper. Cook for another minute or until fragrant. (Optionally, reserve a few mushrooms for topping the finished soup.)
  3. Cook Potatoes in Broth: Add the diced potatoes and vegetable broth to the pot. Bring the mixture to a boil while stirring frequently, then reduce the heat and simmer for about 20 minutes or until the potatoes are soft and fork tender.
  4. Add Cream and Blend Soup: Stir in the heavy cream. Remove about one-third of the soup and transfer it to a high-speed blender. Blend until smooth, then return it to the pot and stir thoroughly to combine.
  5. Final Seasoning and Serving: Taste the soup and adjust salt and pepper as needed. Serve the soup hot, topped with a drizzle of cream, the reserved fried mushrooms (if any), and fresh thyme or rosemary for garnish.

Notes

  • Reserving some mushrooms for topping adds a nice texture contrast and enhances presentation.
  • Use a high-speed blender for best blending results, or an immersion blender directly in the pot can work as an alternative.
  • If you prefer a lighter soup, substitute the heavy cream with half-and-half or a plant-based cream alternative.
  • The soup can be refrigerated up to 3 days and reheated gently to avoid curdling the cream.
  • This recipe is naturally vegetarian and can be made vegan by substituting the butter and heavy cream with plant-based alternatives.

Keywords: mushroom soup, potato soup, creamy mushroom soup, vegetarian soup, easy soup recipe, comfort food