In a large bowl, combine 1 tablespoon soy sauce, sesame oil, shallots, garlic, sesame seeds, 1 teaspoon sugar and 1/4 teaspoon pepper. Stir in the sliced sirloin and marinate at room temperature for 15 minutes.
Heat a wok or large frypan over medium-high heat then drizzle with oil. Stir fry steak until evenly brown. Stir in carrots, bamboo shoots, chinese cabbage and spinach.
Add cellophane noodles, remaining soy sauce, sugar, salt and pepper. Reduce heat to medium and cook until heated through.