Passion Fruit or Purple Granadilla or Maracuja is purple coloured and about the size of an egg; it is at its best when slightly wrinkled. Passion fruit has a sweet and juicy pulp that is eaten raw. The pulp is sometimes squeezed and made into a juice.
Dowell, P., Bailey, A. (1980) The Book of Ingredients, Dorling Kindersley. ISBN 0718119150.