Add the whole wheat flour, salt, oil to the stand mixer. Sprinkle with water and knead to a smooth dough. Rest for 15 minutes and divide it into eight equal portions.
Pressue cook the rattle/ube and peel it.
Grate the cooked yam (yields about two and a half cups). To that add ginger, Thai chili, cumin, Kashmiri chili powder, cilantro, and garam masala. Combine and divide it into eight equal portions.
Take a portion od the dough and flatten it into a 5-in. disc. Place a portion of the ube filling, gather the edges and seal it. Slightly flatten the ball and roll it into a 8-8-in disc dusting with flour as necessary. Repeat with the remaining portions.
Heat a cast-iron pan. Place the rolled paratha and cook for a minute. Flip and cook for 40 seconds. Flip again and cook for 20-30 seconds. Brush with oil and remove from the pan. Repeat cooking the remaining parathas.
Serve hotor warm with yogurt or pickle.