Vegan no Clam Chowder

Name: Vegan no Clam Chowder
Ingredients: 8-10 oz oyster mushrooms medley; 4 cups golden potatoes (cut into small dice); 1/2 yellow onion (diced); 3 cloves garlic (grated ( or 1 tsp garlic powder)); 1 stalk celery (diced); 10 sprigs thyme; 1 bay leaf; 3 tbsp dry white wine; 4 cups kombu veggie stock ((see recipe below)); 1 tbsp onion powder; 1 tbsp nutritional yeast (optional); chives or scallions (for garnish); 1 cup raw cashews; 1 cup hot water; 6 cups water; 2 stalks celery (diced); 1 carrot (cut into 1 inch pieces); 1 leaf bay; 2 strips dried Kombu ((sea vegetables mix or any dried seaweed)); 3 tsp dulse flakes (or to taste); 1/8 tsp turmeric (optional for color)