Purchase toor dal in Indian grocery stores and online, or look for gold lentils in natural food stores. (vegetariantimes.com)
The tomato pappu recipe or the tomato dal recipe or tamatar ki dal is made by using toor dal / toovar dal or it is called as kandi pappu in telugu. (yummyindiankitchen.com)
I experiment more with them and the light red toor dal, as both are milder flavors than green split peas. (101cookbooks.com)