Dal Sabzi/Lentils Vegetable Curry

Ingredients
Yellow Moong dal/Split Green gram    1/4 cup
Plantain(raw)        1
Carrot                  1(large)
Potato                  1(   ''   ) 
Beans              12
Drumstick        1 or 2
Onion              1 
Tomato            1
Chilly powder           1 spoon
Coriander powder    11/2 spoon
Turmeric powder      1/4 spoon
Coconut               1/2 of 1 grated
Cumin seeds         1 tbsp
Salt                   as needed
Oil                         2 tbsp
Mustard seeds        1 spoon
Curry leaves           2 sprigs

Method 
-Heat water in a pressure cooker adding the dal.Let it boil for sometime.
-Meanwhile chop the vegetables into cubes (Plantain , Carrot and Potato).Cut both ends of the beans along with its strings and then cut each into 1/2  inch pieces.Cut the drumsticks into 11/2 '' pieces.
-Chop the onion and tomato.Add this to the cooking dal.
-Now add in all the veggies,salt and powders (chilly,turmeric and coriander).Close the pressure cooker with its lid  inserting the weight and cook till the vegetables are done.
-In a blender add the grated coconut ,cumin seeds and blend it smooth adding a little water.
-Heat a small frying pan/wok add oil and splutter mustard seeds and add the curry leaves.Add this to the cooked vegetables.
-Also add in the coconut-cumin paste and mix well.Switch off the flame when it starts boiling.
-Serve this as a side dish with plain rice or chappati