Step 1

Combine soy sauce, vinegar, garlic and sugar in a large bowl. Add beef. Toss to combine. Cover, refrigerate for 3 hours, if time permits.

Step 2

Spray a chargrill pan with rice bran oil. Heat over medium-high heat. Thread beef and onion alternately onto skewers. Sprinkle with sesame seeds. Cook skewers for 8 to 10 minutes, turning, or until browned and cooked through.

Step 3

Meanwhile, make stir-fry Cook noodles in a large saucepan of boiling water, following packet directions, until just tender. Drain. Heat oil in a large deep frying pan over medium-high heat. Add capsicum, broccoli and corn. Cook, stirring, for 3 minutes. Add snow peas. Cook, stirring, for 2 minutes. Add sesame oil, lemon juice and noodles. Cook. stirring, for 1 minute or until combined.

Step 4

Serve skewers on stir-fry.