Spiced Bok Choy and Tofu

Description
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Ingredients

 * 1 Tbs. peanut or vegetable oil
 * 1 Tbs. dark sesame oil
 * 9 cups (1 medium bunch) bok choy, rinsed and sliced crosswise
 * 4 cups sliced shiitake mushroom caps
 * 1 cup sliced scallion
 * 2 garlic cloves, minced
 * 1 jalapeño, minced
 * 1 Tbs. grated fresh ginger
 * 3 Tbs. water
 * 3 Tbs. low-sodium soy sauce
 * 1 tsp. granular sugar substitute
 * 1 lb. firm tofu, at room temperature, cubed

Directions
1. Heat oils in a large skillet or wok over high heat. Add bok choy and mushrooms, and stir-fry for 5 minutes, or until tender-crisp. Add scallion, garlic, jalapeño and ginger, and stir-fry for 1 1/2 minutes.

2. Meanwhile, mix water, soy sauce and sugar substitute together in a cup. Stir into bok choy mixture, and top with tofu. Cover, and cook just to heat through, for 1 minute.