Baked apricot roll, blackberry roll, huckleberry roll, or loganberry roll.
The loganberry, for instance, is said to be a cross between a Raspberry and a Bramble.
Adair MacKenzie was feeling somewhat talkative after his long refreshing drink of loganberry juice.
Mix one quart of loganberry juice, one quart of water, one pound of sugar, and the juice of two lemons.
1893, American English, named for U.S. horticulturalist James H. Logan (1841-1928), who developed it by crossing a blackberry and a raspberry.