Pour the layering liquid directly onto the rounded back of the spoon. I made my favorite layered drink, the Dark and Stormy, which you can see in the photos. Ginger beer is the primary mixer, and ...

Gradually add about 15 mL of oil. Then slowly pour about 15 mL of alcohol on top. The liquids should form layers in the graduated cylinder. Show students the layered liquids in the graduated cylinder ...