Avocado salad - Good Food Middle East

Ingredients

• 4 Cos lettuce leaves, chopped
• 6 cherry tomatoes, halved
• 2 radishes, finely sliced
• 2 spring onions, finely sliced
• 50g cucumber, cut into small cubes
• 25g flat-leaf parsley leaves, chopped
• 25g mint leaves, coarsely chopped
• 1 avocado, chopped into chunky pieces
• ½ tbsp sumac (a crushed red, lemony berry; find it in Middle Eastern and Indian markets and online)
• ½ garlic clove, crushed
• 1 tbsp lemon juice
• 2 tbsp olive oil