Murungakeerai is a common green.All will know murungai keerai thoran,milakoottal,koottu.We can add it with adai,or simple rice and coconut adai or dhosai.[Thengai dhosai].Murungai keerai is added with kappa vadai also.
The following receipe is different.Mourunga keerai sambar.
This recipe is from Thanjavur our maid used to prepare.
The credit goes to Valli.

Murungai keerai 2 cup
tuar dhal 1 cup
green chilli 4 [increase according to your hotness]
Small sambar onion 1 cup
tomato cut 1 cup
jeera powder 1 tsp
garlic 5 or 6 [optional]
turmaric powder
salt,oil
coconut grated grind coursely[optional]
Tempering
mustard seeds 1tsp
red chilli 1 cut 3 to 4 pieces
curry leave and coriander leave

Presure cook the tuar dhal,small onion,green chilli,turmaric powder,garlic and tomato with enough water.Take it out.
Take kadai pore oil when hot add red chilli and mustard seeds when cracked add curry leave, pore the cooked dhal and add murungai keerai and jeera powder coconut,salt.let it simmer for 2 to three mint.Murungai keerai should not be over cooked.
This will go well with rice.If prepared like koottu consistensy can be use with chappathi and dhosa idl also.