Pomegranate

The edible part of the fruit is the casing.

An excerpt from the article 19 facts about pomegranate

It has a gelatinous consistency and is very juicy. Its color is usually red, pink, or yellow. It is used to obtain grenadine–a syrup made from pomegranate fruit, often used as an ingredient in cocktails.

Recently, parthenocarpic (seedless) pomegranate varieties have been introduced into cultivation.