Noodles with Meatballs (Sotanghon Bola-Bola)

1/2 cup ground pork
1 tablespoon flour
2 tablespoons oil
2 cups chicken or beef broth
1/4 cup diced scallions or green onions
1/4 cup chopped onion
1 tablespoon salt
3 tablespoons minced garlic
1-1/2 pounds sotanghon or bean noodles, soaked in 1 cup water
1 egg
1/4 teaspoon pepper
3 tablespoons sliced onion
2 tablespoons soy sauce

Combine pork, onion, egg, flour, salt and pepper and form into balls about 1 inch in diameter. Saute garlic and onion. Add broth and bring to a boil. Add meatballs one at a time and cook until meat is done. Add the sotanghon and cook for about 10 minutes. Season with soy sauce and more pepepr to taste. Sprinkle with scallions just before serving. Serve hot.