Spicy corn, black bean & feta salad - Good Food Middle East

Ingredients

• 2 sweetcorn
• 400g can black beans, drained and rinsed
• 1 avocado, cut into chunks
• 200g cherry tomatoes, halved
• 4 spring onions, roughly chopped
• 100g feta cheese, crumbled
• lime wedges, to serve (optional)
• 1 tsp ground cumin
• 1 tbsp chipotle Tabasco sauce (use regular Tabasco if you can't find this)
• juice and zest 2 limes
• 1 tbsp sherry vinegar
• 2 tbsp extra-virgin olive oil