1. Heat a large saucepan over medium-high heat. Add pancetta; sauté 2 minutes or until browned. Add onion and garlic; reduce heat to medium, and cook 7 minutes or until onion is lightly browned. Add tomatoes, red pepper, and salt; simmer, uncovered, 30 minutes.

2. While sauce simmers, cook pasta according to package directions, omitting salt and fat. Drain pasta, and return to pan. Add sauce, and toss to coat. Spoon pasta into individual bowls, and sprinkle with cheese.

Amatriciana (ah-mah-tree-CHAH-nah), a tomato-based sauce with pancetta, garlic, and crushed red pepper, is named for the small town of Amatrice. It's perfect served over conchiglie (con-KEE-lyay).