The tomatillo (Physalis philadelphica)'s a plant of the Solanaceae (nightshade) family, related to tomatoes, bearing small, spherical and green or green-purple fruit of the same name. Tomatillos, referred to as green tomato (Spanish: tomate verde) in Mexico, are a staple in Mexican cuisine. Tomatillos are grown throughout the Western Hemisphere. Description The tomatillo fruit's surrounded by a paper-like husk formed from the calyx. As the fruit matures, it fills the husk and can split it open… (More on Tomatillo)