Prepare noodles according to package directions.
Meanwhile, in a large skillet, heat oil over medium-high heat. Add eggs and scramble 1 minute. Add in tofu and onions; sauté 2 minutes.
Stir in shrimp, noodles and sauce; continue cooking until heated through (2-3 minutes).
Stir in cilantro. Serve with peanuts and lime wedges.