Mixed Mushroom Risotto

Ingredients : 4 cups low-fat chicken broth 1 tablespoon porcini mushroom powder 4 tablespoons olive oil divided 1 shallot finely chopped 1 cup Arborio rice 1 bay leaf ⅓ cup dry white wine 8 ounces mixed mushrooms roughly chopped ½ cup freshly grated Parmesan cheese or to taste 2 tablespoons...