Radish, lentil & mint salad - Good Food Middle East

Ingredients

• 50g walnut pieces
• 3 tbsp olive oil
• 1 red onion, sliced
• 1 tsp black treacle
• 2 tbsp sherry vinegar
• small pack mint, leaves picked and half chopped
• 400g can green lentils, drained and rinsed
• ½ cucumber, chopped
• 300g radishes, some left whole, others sliced and chopped (try to use a mixture of varieties, such as mooli and red meat radishes – see tip)