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In large, heavy stockpot, brown the Italian sausage, breaking it up as you stir. Add the onions and continue to cook, stirring occasionally until the onions are softened.
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Add the garlic, tomatoes, tomato paste, tomato sauce and water. Add the basil, parsley, brown sugar, salt, crushed red pepper, and black pepper. Stir well and barely bring to a boil.
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Stir in the red wine.
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Simmer on low, stirring frequently for at least an hour. A longer simmer makes for a better sauce, just be careful not to let it burn!
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Cook the spaghetti according to package directions.
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Spoon the sauce over the drained spaghetti noodles and sprinkle with Parmesan cheese.