Don't even thing of adding sugar and making an apple, that's just nasty.
The yeast had their turn, and made you something I hope you like. The left overs are for bacteria, wild deer, or horses.
In Primary: Belgium Chimay clones.
In Secondary: Braggot, pale ale, end of the world white.
Conditioning: Mead, Cider, braggot, Belgium Wheat.
On Tap: Clones, Chimay Blue, Red, Porter, malted cider.
Bottles: Far, far, too many to list.