Greek lamb burgers - McLoughlin Butchers

Ingredients

• 1 tbsp cumin seeds
• 1 tbsp white sesame seeds
• 2 zucchinis
• 1 red onion, grated
• 600g premium lamb mince
• 100g halloumi, grated
• ⅓ cup mint, finely chopped, plus extra leaves to serve
• ½ cup (140g) thick Greek-style yogurt
• Olive oil, to brush
• 8 small white brioche rolls, split