Steps. Measure out a cup or two of Coke. Open a bottle or can of Coke. Pour the Coke into the bowl. Pour the Coke around the rim of the bowl. Let the Coke sit. Patience is key. Flush. While you let the Coke sit, the acids will slowly loosen the built-up stains in the bowl. Repeat as needed.
Coca-Cola — After emptying the bowl, fill it with Coca-Cola (yes, really — Coca-