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creamy mushroom orzo soup in white bowl on gray plate

Creamy Mushroom Soup with Orzo

Sarah Allison
Creamy mushroom soup with orzo, made in one pot with browned fresh mushrooms and ground dried mushrooms for deep flavor, then finished with cream and a little lemon zest.
5 from 1 vote
Prep Time 15 minutes
Cook Time 48 minutes
Total Time 1 hour 3 minutes
Course Soup
Cuisine American
Servings 6

Ingredients
 

  • ¼ ounce dried mushrooms (a mixed blend or shiitake)
  • 4 tablespoons unsalted butter
  • 1 pound button mushrooms or baby bellas trimmed and sliced 1/4 inch thick
  • 2 cloves minced garlic
  • 1 onion chopped fine (1 cup)
  • 1 teaspoon tomato paste
  • 1 teaspoon Diamond Crystal kosher salt (half if using table salt)
  • 1 teaspoon freshly ground pepper
  • ⅔ cup dry sherry
  • 4 cups (1 quart) low-sodium chicken broth or vegetable broth
  • 3 ¼ cups water, divided
  • ¼ teaspoon dried thyme
  • 1 tablespoon soy sauce
  • 1 cup orzo
  • ¼ cup cornstarch
  • ½ cup heavy cream
  • ¼ teaspoon finely grated lemon zest

Instructions
 

  • Grind the dried mushrooms in a spice grinder until finely ground (you should have about 3 tablespoons).
  • Melt butter in Dutch oven over med-high heat.
  • Add sliced mushrooms, minced garlic, onion, tomato paste, 1 teaspoon salt, and 1 teaspoon pepper.
  • Cook, stirring occasionally, until vegetables are browned and dark fond develops on bottom of pot, 15 minutes.
  • Add sherry, and cook until reduced about 3 minutes, scraping up any browned bits.
  • Add ground mushrooms, broth, 3 cups water, dried thyme, and soy sauce, and bring to boil.
  • Reduce heat to low and simmer, covered, until mushrooms are tender, about 10 minutes.
  • Stir in orzo and cook for 8 minutes.
  • Whisk cornstarch and remaining ¼ cup water in small bowl. Stir cornstarch slurry into soup, return to simmer, and cook until thickened, about 2 minutes.
  • Remove pot from heat and stir in cream, and lemon zest.
  • Cover and let stand for 10 minutes. Test for seasoning, adding more salt and pepper if needed.

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Notes

I use a spice grinder to grind the dried mushrooms, but a blender works too. 
How to store: Store leftover soup in an airtight container and store in the refrigerator for up to 3-4 days.
How to freeze: To freeze, stop after the 10-minute simmer, before the orzo, cornstarch, and cream. Freeze up to 3 months, then reheat and finish the recipe.
How to reheat: Reheat cold soup on the stovetop over medium-low heat for about 5 minutes, until warmed through. If it becomes too thick, add a splash of water or stock to thin it out.
This recipe was inspired by America's Test Kitchen wild rice and mushroom soup.
 
Calories: 299kcalCarbohydrates: 33gProtein: 9gFat: 13gSaturated Fat: 6gPolyunsaturated Fat: 2gMonounsaturated Fat: 5gCholesterol: 22mgSodium: 585mgPotassium: 464mgFiber: 3gSugar: 5gVitamin A: 311IUVitamin C: 4mgCalcium: 42mgIron: 1mg

The provided nutritional information is an estimate per serving. Accuracy is not guaranteed.

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