Bok Choy and Shiitakes

this is a quick side dish , courtesy of the NY Times.

• Ready In: 20 mins
• Serves: 4

Ingredients

• 2  tablespoons canola oil
• 1  tablespoon  minced garlic
• 4 -6  heads baby bok choy or 1⁄2 head  regular bok choy, leaves and stems separated and stems roughly chopped
• 10  small shiitake mushrooms, caps only,left whole
• 1  teaspoon sugar
• 1⁄2 cup  chicken stock or 1⁄2 cup water (or more)
• 2  tablespoons fish sauce

Directions

1. Put wok or large skillet over maximum heat, and add oil.
2. When oil smokes, add garlic.
3. Stir once, and add the bok choy.
4. Cook for a minute or two until it just begins to brown.
5. Then stir, and add shiitakes and sugar.
6. Cook, stirring occasionally, a minute or two, and add the chicken stock and fish sauce.
7. Cook, stirring, until the bok choy is tender.
8. Add a bit more stock or water if necessary — the mixture should not dry out entirely.
9. Serve immediately.