1.Cook the pasta according to directions on the package.
2. Heat a large sauté pan over medium heat and add about 2 tablespoons of the oil to the pan. Place the mushroom in the pan to sauté and caramelize, about 5-7 minutes. Add the tomatoes, sweet peas and spinach and toss a couple of times, then adding the pasta when it is al-dente. Add another 2-3 tablespoons of oil at this point, season and serve with asiago sprinkled on top.