Potato And Herb Stuffed Bread

• 4 sized potatoes
• 250 gr chapati flour
• 240 ml warm water
• 130 gr all purpose flour
• 95 gr melted indian vegetable shortening
• 65 gr flour for dusting
• 40 gr indian vegetable shortening
• 18 gr coriander leaves (chopped fresh)
• 6 gr kosher salt
• 2 gr cumin (ground)