Cook soba as package directs, rinse and drain. Set aside. Heat oil in a skillet and sauté the garlic for 1 minute. Add the mushrooms and sauté 2 to 3 minutes. Add the tofu cubes and half of the soy sauce. Sauté for 3 to 5 minutes. Mix in the cooked soba, remaining shoyu soy sauce and scallions. Sauté another 5 minutes or so until the soba is hot. Serve.
Per serving - 396 calories, 15 g fat (27% calories from fat), 28 g protein, 60 g carbohydrate, 15 g fiber, 0 mg cholesterol, 462 mg sodium