Mushroom Ragu - Lidia

Ingredients

• 2-1/2 pounds small firm fresh mixed mushrooms
• 1/2 ounce dried porcini (about 1/2 cup loosely packed pieces), soaked in 1-1/2 cups warm water for a few minutes until reconstituted
• 3 sprigs fresh thyme
• 1 sprig fresh rosemary, a tender stem about 4-inches long
• 1 sprig of fresh sage with 4 big leaves (or more smaller ones)
• ¼ cup extra-virgin olive oil
• 4 tablespoons butter
• 1 cup finely chopped shallots
• 1 medium onion, finely chopped (about 1 cup)
• 1/2 teaspoon salt plus more to taste
• 1/3 cup tomato paste
• 1 cup dry Marsala
• 4 cups hot turkey stock or vegetable stock
• Freshly ground black pepper