Spicy Potatoes

• 3 baking potatoes
• 3 cilantro (finely minced)
• 1 in their peels (whole)
• 1 size onion
• 45 ml water
• 30 gr amchoor
• 16 gr ginger (grated fresh)
• 2 gr coriander (ground)
• 2 gr garam masala
• 2 gr cumin (ground)