Spherical black olives.

CAVIAROLI Drops By Albert Adrià Olive Black, is a large spherification of almond shaped and black that simulates shape and size of a real black olive. The liquid interior of the olive is made from black olive paste from Aragon, which gives it a perfect flavor and degree of salinity. They can be consumed alone as a snack or as an ingredient in a dish, such as with cod or a tomato salad.