Barbecue - Herb Dressed Bbq Cauliflower Steaks

Ingredients

• 1 cauliflower large leaves removed cut into 1.5 cm slices
• 120 g butter unsalted very soft
• 1 tsp cumin seeds roasted & crushed
• 1 tsp garlic clove grated
• 1 tsp freshly ground black pepper
• 1/2 tsp salt