Boil the potatoes with a bit of salt and a pinch of turmeric until just tender.
Heat oil in large saucepan over medium heat.
Add mustard seeds and cook till they start to pop.
Add the onions and cook over low heat until soft and translucent.
Add the spices, mango powder or lemon juice, chopped jalapeños, boiled potatoes and chickpeas.
Check if more salt is needed.
Stir for a minute or two adding a bit of water if needed making sure that everything is nicely mixed.
Simmer for about 5 -10 minutes or until properly mixed through.
Lightly mash up the mixture with the back of a spoon.
Cool for 15 minutes and add the finely chopped coriander.
Take a tortilla and spread about a teaspoon of chutney down the middle of the tortilla.
Place about 1 tablespoon of the potato mixture onto tortillas and wrap tightly or use a toothpick to secure it.