Heat 1 tablespoon canola oil in a wok.
Season steak strips with salt and pepper; add to wok.
Cook for 4 to 5 minutes, or until browned on all sides, stirring frequently.
In the meantime, prepare the sauce.
In a mixing bowl, whisk together lime juice, ground ginger, soy sauce and sugar; whisk until well combined.
Remove wok from heat and stir in the prepared sauce.
Transfer steak to a plate.
Wash or wipe down the wok.
Heat remaining canola oil in the wok.
Add frozen veggies; cook for 5 minutes, stirring frequently.
Stir in previously prepared steak and cook for 2 minutes, or until heated through.
Remove from heat; drizzle with lime juice.
Garnish with onions, sesame seeds, and crushed red pepper.