Vijay Kumar, executive chef and partner at Semma in New York City, demonstrates the equipment, ingredients, and artistry essential to making some of the most popular dishes at his celebrated South Indian restaurant. Take an up-close look at the step-by-step creation of 5 rice and lentil based South Indian staples: Gunpowder Dosa, Uttappam, Idli, Paniyaram, and Idiyappam.