Custard apple is a common name for several fruits and may refer to Annonaceae, the custard apple family. It is a green, cone-shaped fruit with leathery skin and creamy, sweet flesh. It is a large, green, conical[12] or heart-shaped compound fruit,[9] 10–20 cm (3.9–7.9 in) long,[9] with diameters of 5–10 cm (2.0–3.9 in),[11] and skin that gives the appearance of having overlapping scales or knobby warts. They ripen to brown with a fissured surface[12] in late winter and early spring;[10] they weigh on the average 150–500 g. It is 79% water, 18% carbohydrate, 2% protein, and 1% fat (table). In a 100-gram reference amount providing 75 calories, cherimoya is a rich source (20%) of vitamin B6 and a moderate source (10–19%) of vitamin C, dietary fiber, and riboflavin.