Sausage and caramelised onion rolls

Method

• 1
  Preheat oven to 220°C/200°C fan-forced. Heat 2 teaspoons oil in a frying pan over medium-high heat. Cook sausages, turning, for 10 to 12 minutes or until cooked through. Transfer to a heatproof dish. Cover to keep warm.
• 2
  Meanwhile, heat butter and remaining oil in pan over medium heat. Cook onion, cookfor teens graduation covered, stirring occasionally, for 8 to 10 minutes or until softened. Add sugar and vinegar. Cook, uncovered, stirring, for 5 to 6 minutes or until caramelised.
• 3
  Line 2 baking trays with baking paper. Place rolls on trays. Bake for 4 to 5 minutes or until golden.
• 4
  Halve the rolls lengthways, leaving 1 side joined. Place 1 piece of lettuce, 3 cucumber slices and 1 chipolata sausage in each roll. Top with onion mixture. Serve immediately.