Step 1

Finely grate the rind of the limes. Juice the limes. Place the lime rind, lime juice, chilli, garlic, oil, coriander and chopped mint in the bowl of a food processor and process until smooth. Transfer to a glass or ceramic bowl. Add the chicken and stir to coat. Cover and place in the fridge for 20 minutes to marinate.

Step 2

Thread the chicken onto skewers. Brush with marinade.

Step 3

Preheat a barbecue grill or chargrill on high. Cook the skewers for 5 minutes each side or until cooked through.

Step 4

Gradually add the water to the tzatziki until it reaches the consistency of thickened cream. Place the skewers on a serving plate. Top with mint leaves. Serve with lime wedges and tzatziki.