Liver & red pepper stir-fry - Good Food Middle East

Ingredients

• 1½ tbsp groundnut oil
• 225g lamb's liver, cut into strips
• 1 leek, diagonally sliced
• 1 red pepper, seeded and cut into rough squares
• 1 red chilli, seeded and finely chopped
• 1 tsp dried oregano
• 1 garlic clove, crushed
• 100g spring greens, thinly sliced
• grated zest of 1 orange and 2 tbsp juice
• 2 tbsp medium dry sherry