[header] How to create homemade brick cleaner [title] Combine cream of tartar and water to make a cleaning paste. [step] In a small bowl, combine 2 tablespoons (20 g) of cream of tartar with enough water to make a thick paste. Stir them together to completely incorporate the two ingredients. 
To make larger quantities, add more cream of tartar and water and mix it into a paste. [substeps] Cream of tartar, otherwise known as potassium bitartrate, is an acidic by-product of winemaking that can be used to clean and scrub metal, ceramic, stone, and other surfaces.