Vegetarian Mushroom Soup

By the canadian living test kitchen - posted here for safe keeping.

In saucepan , melt butter over medium heat.

Cook onion , garlic , thyme , salt and pepper , stirring occasionally , until softened , about 5 minutes.

Add mushrooms and potato.

Cook over medium-high heat until no liquid remains and mushrooms are tender , about 10 minutes.

Stir in flour.

Cook for 1 minute.

Stir in stock and bring to boil.

Reduce heat and simmer until thickened , about 10 minutes.

Top each serving with dollop of sour cream and sprinkle of green onion.

butter, onion, garlic cloves, dried thyme, salt, pepper, mushrooms, potato, all-purpose flour, vegetable stock, light sour cream, green onion