We stopped at Shree Mangalam Restaurant for a vegetarian lunch in honey sandstone on the desert highway toward Jaisalmer. Outside, six tall arched windows with white grids stood between rounded pillars, floral squares cut beneath them, and a black board spelled SHREE MANGLAM RESTAURANT beside a green vegetarian disc. Three of us waited on the central steps—an orange shirt, a grey sweatshirt and jeans, a deep-blue sha…