How is the cookie implemented?
The reward, the object of obsession, the collectible

How is the theme implemented?
The theme "Fragile Power" is seen in the player/Cube, whilst being able to travel quickly, he isn't setting up any checkpoints along the way, making death a total reset.

The theme "Cookie" is represented by an actual cookie, the game is centered around it.

How many cookies did you eat while making this jam?
One trillion