Ingredients

• 1/2 tbsp sunflower oil
• 1 skinless chicken breast, sliced into small strips
• 1/2 onion, sliced
• 1/4 red pepper, cut into thin slices
• 1 tbsp balsamic vinegar
• 1/2 tsp brown sugar
• 2 tbsp mild salsa
• 2 large tortillas
• 60 g Cheddar, grated