Prepare Ingredients: Clean and slice mushrooms. Chop onions, garlic, and celery.
Sauté Vegetables: In a pot, heat butter or olive oil and sauté onions, garlic, and celery until soft and fragrant.
Cook Mushrooms: Add sliced mushrooms and cook until they release their moisture and turn golden brown.
Add Broth & Simmer: Pour in vegetable or chicken broth and bring to a boil. Reduce heat and simmer for 10–15 minutes.
Blend Soup: Use an immersion blender or regular blender to puree the soup until smooth.
Add Cream & Seasoning: Stir in cream or coconut milk, season with salt, pepper, and fresh herbs. Simmer for 2–3 minutes.
Serve: Garnish with sautéed mushroom slices or fresh parsley and serve hot.