Get the five hidden sandwich ingredients in a level to unlock a mini-game.

Trap The Fake Ghost mini-game mini-game: Collect the ingredients in level 1.
Monster Frenzy mini-game: Collect the ingredients in level 2.
Mine Cart mini-game: Collect the ingredients in level 3.
Trail Bike mini-game mini-game: Collect the ingredients in level 4.
Spooky Science mini-game: Collect the ingredients in level 5.