Shop › Tiberino, Spaghetti w/Porcini and Tomato Sauce | LVB Imports Image 1 of 1 Tiberino, Spaghetti w/Porcini and Tomato Sauce | LVB Imports $8.99 Spaghetti Boscaiola are made with tomato sauce enriched with porcini mushrooms pieces. It is simple but very tasty flavoured recipe. Add To Cart Added! Spaghetti Boscaiola are made with tomato sauce enriched with porcini mushrooms pieces. It is simple but very tasty flavoured recipe.