Dudhi Chana Nu Shaak (Bottlegourd and Bengal Gram Curry)

I have bookmarked this dudhi chana nu shaak at Parita's Space...i have completely forgotten to try out but while going through few days back, i saw this dudhi chana nu shaak, since its a Gujarati speciality i wanted to try them during the weekend also wanted to send them to Nayna's event,we enjoyed..