Chili Peppers are a placeable available in Papa's Nachoria. The placeable is unlocked on Rank 14 with Jeff (Desktop) or Bianca (HD). The player will earn the "Time For Chili" badge when 30 orders are served with this placeable.
Chili Peppers are a holiday-exclusive topping available during Chilifest in Papa's Cheeseria 2. The topping is unlocked on Rank 61 with Rob D.
Pepper Buds are a holiday-exclusive mixable that can be ordered during Chilifest in Papa's Stirfryeria. They are unlocked on Day 2 of Chilifest.