In a medium pot over medium heat, sautée mushrooms or if already cooked, warm the sautéed mushrooms with a drizzle of olive oil or butter.
Add the red vermouth and cook for 1–2 minutes, stirring occasionally, until mostly evaporated.
Stir in the cream of mushroom soup and ½ cup vegetable stock.
Add the Worcestershire sauce and stir well.
If using, add the white beans or chickpeas.
Simmer gently for about 5–10 minutes, adding more stock or milk/cream as needed to reach your preferred consistency.
Taste and adjust seasoning with black pepper, thyme, and garlic powder.
Serve over wild rice!