"the word-of-mouth survival guide for SAN FRANCISCO parents"
You can most likely buy the frozen udon noodles from a asian grocery store. They are white and thick but can be cooked until they are very soft.
Meat sauce:
I cook ground pork and marinate it with some soy sauce and Chinese five spice powder and a bit black pepper. First stir fry 1 tbsp minced red onions in a pan until yellow and then add pork. Mix in some sugar and salt for flavor as you like. Udon noodles with meat sauce Kiddie Recipe- Stores, Restaurants, Services, Products, Activities, Events