Yardlong beans curry / Paithangai kari

I do not remember eating long beans at my home when I was a kid. I am not sure if it was not made or if it was I who didn't eat. I was a picky eater (back then). But I do remember eating from our friend Denny's lunch box in college whenever she brings this curry. Her mom is a great cook and whenever she prepares this curry and Sundal kulambu, Denny would have to swap her lunch with ours. We all