Mumbai Garam Toastie

Ingredients

• 32 slices Gouda
• 300g potatoes, peeled and diced
• 1tsp chaat masala
• 1/2 red pepper, finely chopped
• 1/2 red onion, finely chopped
• 1tsp cumin seeds
• 8 slices sourdough bloomer
• 100g unsalted butter
• 100g mint leaves
• 50g coriander leaves
• 1tbs lemon juice
• 2 finger green chillies
• 1/4 red onion, chopped
• 1 inch ginger, chopped
• 1 pinch of sugar