Soup is a great way to use leftover pasta—spaghetti, udon, egg noodles, orecchiette and ramen are all delicious. Noodles are a great way to bulk up a light, healthy soup and make it filling ...

Meanwhile, bring a pot of salted water to a boil and add the spaghetti. When it is three-quarters cooked, drain the pasta and reserve the water. Add the spaghetti to the sauce and cook over medium ...

Instead of instant ramen noodles, you could use thin spaghetti or fresh udon noodles for a thicker, chewier texture. Cook ramen according to package directions (without seasoning packets).