BBC Food - Recipes - Homemade falafels with salad and pitta bread

Ingredients

• 2 tbsp olive oil
• 1 small onion , finely chopped
• 1 garlic clove, crushed
• 1 x 400g/14oz can chickpeas
• 2 tsp ground cumin
• 1 tsp mixed herbs
• 1 lemon , zest grated
• salt and black pepper
• 1 egg , beaten
• 3 tbsp olive oil
• 1 lemon , juice only
• ½ cucumber , peeled and thinly sliced
• 100g/3½oz tomatoes (approximately two medium tomatoes ), roughly chopped
• 1 round lettuce , washed, leaves torn
• 4 pitta breads