a sponge cake, a staple of French and Italian pastry-making, made from flour, eggs, sugar, butter and vanilla. Glucose
Genoise are a type of sponge cake, invented in the city of Genoa. They are the base for most French gateaux, a light mixture of eggs and sugar, with flour and butter folded in. Variations include the addition of cocoa, nuts, and zest of citrus fruits.