Tomato Sauce

Name: Tomato Sauce
Ingredients: 2 tablespoons olive oil; 6 tablespoons chopped onion; 2 cloves garlic, minced; 3 fresh medium tomatoes, skinned and chopped, or 6 canned plum tomatoes; 3 tablespoons tomato paste; 3 tablespoons water; 2 tablespoons minced parsley; Salt; Freshly ground pepper; Pinch sugar; ¾ cup dry white wine