1.Preheat a frying pan. Spray the steaks with oil and season. Sear for 3-4 minutes on each side or until done to your liking. Remove from the pan and allow the meat to rest for 5-8 minutes before slicing into thin strips.
2.In a large bowl, combine the cucumber, celery, red onion, mesclun greens, drained noodles and mint.
3.For the dressing, combine the oils, chilli, lemon zest and juice, and sweet chilli, and shake well. Toss half the dressing with the noodles and veges. Arrange on a serving plate, then top the salad with sliced mango and beef strips. Drizzle over dressing and garnish with chilli and limes.