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+ servings
Sarah

Best Creamy Mushroom Soup (Portabella & Cremini)

A silky, savory mushroom soup with Olive-Garden-style flavor — easy 30-minute comfort made with cremini and portabella mushrooms, finished creamy without boiling.
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Prep Time 10 minutes
Cook Time 20 minutes
Total Time 30 minutes
Servings: 6 bowls
Course: Dinner, Soup
Cuisine: American
Calories: 280

Ingredients

  • 2 tbsp butter or olive oil
  • lb mushrooms (¾ lb cremini, ¾ lb portabella), sliced
  • 1 small shallot or ½ onion, finely diced
  • 3 cloves garlic, minced
  • 1 tsp fresh thyme (or ½ tsp dried)
  • 2 tsp soy sauce (or 1 tsp Worcestershire)
  • 1 tsp Dijon mustard
  • 3 tbsp all-purpose flour (or 1½ tbsp cornstarch, see Notes)
  • 5 cups low-sodium vegetable or chicken broth
  • 1 cup milk
  • ¾ cup half-and-half (or evaporated milk)
  • ½–1 tsp kosher salt, to taste
  • ½ tsp black pepper, plus more to finish
  • 2 tsp lemon juice
  • parsley, chopped, for serving

Equipment

  • large pot or Dutch oven
  • Wooden spoon
  • whisk
  • ladle
  • cutting board
  • chef's knife
  • measuring cups and spoons
  • blender or immersion blender

Method

  • Heat butter/oil in a pot over medium-high. Add mushrooms and ¼ tsp salt; cook 6–8 minutes until browned and most liquid evaporates.
  • Add shallot; cook 2–3 minutes. Stir in garlic and thyme for 30 seconds.
  • Mix in soy sauce and Dijon. Sprinkle flour over mushrooms; cook 1 minute, stirring.
  • Gradually whisk in broth until smooth. Simmer 5–7 minutes until slightly thickened.
  • Reduce heat to low. Stir in milk and half-and-half. Blend 1–2 cups of soup until smooth; return to pot. Do not boil.
  • Finish with lemon juice, salt to taste, and black pepper. Garnish with parsley.

Nutrition

Calories: 280kcalCarbohydrates: 20gProtein: 11gFat: 18gSaturated Fat: 9gPolyunsaturated Fat: 2gMonounsaturated Fat: 7gCholesterol: 30mgSodium: 720mgPotassium: 550mgFiber: 3gSugar: 8gVitamin A: 500IUVitamin C: 3mgCalcium: 150mgIron: 1.8mg

Notes

Gluten-free: skip flour. Stir 1½ tbsp cornstarch into the cold milk; add in Step 5 and heat gently to thicken.
Extra rich: add ¼ cup cream at the end.
No green onion used.
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