The term 'Trattoria Tubes' refers to four types of pasta commonly found in Italian cuisine. ZITI is a type of tubular pasta that is cut diagonally at both ends, and is usually served with a thick sauce. CANNELLONI is a large tube-shaped pasta that is usually stuffed with a savory filling and baked in the oven. RIGATONI is a large, ridged tube-shaped pasta that is often served with a tomato-based sauce. Finally, PENNE is a short, tube-shaped pasta that is usually served with a creamy sauce.