Method – Wash clams, throw away open ones. Dry on sieve. Cook pasta al dente, following instruction on the package. Heat olive oil in the frying pan, fry onion, chili and garlic about 3 minutes, add tomatoes. Sprinkle with sugar, pepper and salt. Cook till sauce thickens. Add pasta mix well. Pour 6 tablespoons of water in separate pot, put in clams, simmer till they open about 4 minutes. Drain on sieve, remove closed clams. Transfer open clams to the frying pan and mix with pasta. Serve sprinkled with parsley and parmesan.
Recipe from: http://www.opensourcefood.com/people/Paula/recipes/tomatoes-clams-pasta
Changes were made. http://creativecommons.org/licenses/by-sa/3.0/