Ingredients

• 1 3-4 lb. store-bought rotisserie chicken
• 1 quart chicken stock
• 1 pound mushrooms, cleaned and sliced
• 1.5-2 cups heavy cream, buttermilk, or half-and-half
• 1 medium onion, diced
• 3 medium carrots, diced
• 3 ribs celery, diced
• 1/2 cup heavy cream
• 1/2 cup frozen peas (or shelled edamame)
• 1/4 cup all-purpose flour
• 3 tablespoons unsalted butter, in pieces
• 2 tablespoons olive oil
• 2 cloves garlic, chopped
• 1 tablespoon baking powder
• salt
• pepper