Fresh grass jelly is fragrant, with a lightly smoky undertone. The grass in question is Chinese mesona, a plant in the mint family grown usually as a secondary crop. It’s a perennial herb that’s harvested only once a year in the spring.
Photo by Munchies. Image of grass jelly in Los Angeles sourced from Munchies. Available at: https://munchies-images.vice.com/wp_upload/grassjelly-in-los-angeles_27045654290_o.jpg?crop=1xw:0.84941275167785xh;*,*&resize=20:*