Prep mushrooms: Clean and slice all mushrooms.
Sauté base: In butter, cook onions and garlic until soft.
Add mushrooms: Cook until browned and fragrant.
Mix flavor: Stir in tomato paste, then deglaze with sherry or wine.
Simmer: Add broth, rice, bay leaves, and thyme. Cook 25–30 minutes.
Blend: Remove herbs, blend the soup until smooth.
Finish: Stir in cream, adjust salt and pepper.
Serve: Garnish with herbs and a drizzle of cream.