Poori Potato Masala

We had poori for breakfast this Saturday and i made this poori masala instead of my usual one.

Things you need :
Potatoes - 2 large chopped
Onion - 1 medium chopped
Tomato - 1 medium chopped
Green Chili - 2 chopped
Ginger - 1 inch piece chopped
Turmeric - 1/4 tsp
Salt - As per taste

For tempering :
Mustard seeds - 1/2 tsp
Curry leaves - 2 sprigs
Black gram dal - 1/2 tsp
Oil -  1 tbsp

Method :
1.Heat oil in a pan , once it is hot add the ingredients for tempering in the order mentioned
2.Add ginger , green chili saute them for 2 minutes and then add onions , salt , turmeric and saute them until golden brown.
3.Add tomatoes and let them cook until soft.
4.Now add chopped potatoes sprinkle some water close the pan with lid and cook it for 20 minutes stirring and adding water in between to prevent sticking.
5.Once potatoes are cooked check the seasoning and it is ready to dig in with soft poori's.