CostMo

About
Costmo is a limited time premium building that was released on November 20, 2019, as part of the Black Friday 2019 Promotion. Upon completion, the quest Big Store, Bigger Prices was unlocked.

Trivia

 * This is the second building with donuts as income. The first building was the Lard Lad Donut Factory.
 * Collecting income prompts Homer to say, "Mmmm. Premium currency."
 * Only one can be obtained.