Ginger and coriander lassi

Name: Ginger and coriander lassi
Yield: Serves 1
Ingredients: 250 ml (1 cup) water; ½ tsp freshly ground black pepper, plus extra for dusting (optional); ½ tsp ground coriander or 5–6 fresh coriander leaves; seeds of 1 cardamom pod, ground, or ⅛ tsp ground cardamom; 60 g (¼ cup) homemade yoghurt; 1 tsp raw honey (optional); ½ tsp ground ginger; 3 strands of saffron (optional)