Cape Gooseberries aka goldenberry and Ground Cherries are a species of plant in the nightshade family (Solanaceae, like tomatoes and tomatillos) native to South America.
Peel the paper off and eat raw or cook into a jam or jelly. Cape Gooseberry Flavor is a bit of sweet, tartness of pineapple, and a hint of tomato.
Ground cherries are sweeter with less tartness like pineapples and brown sugar.