According to the state's alcoholic beverage division, the vodka-ginger beer-lime mixture cannot be served in a solid copper mug. Officials cite high concentrations of copper causing possible ...

DAVENPORT, Iowa (KTRK) -- Bars around Iowa are doing away with those shiny signature Moscow Mule mugs thanks to a recently adopted law. According to the state's alcoholic beverage division, the ...

The Iowa Alcoholic Beverages Division announced that the state has adopted the federal FDA code that "prohibits copper from coming into direct contact with foods that have a pH below 6.0." ...

DAVENPORT - The popular Moscow Mule drink is known for its signature copper mugs, but a new state law says the mugs must go. Some vodka, ginger beer and lime, throw it all together in a copper mug ...

According to the state's alcoholic beverage division, the vodka-ginger beer-lime mixture cannot be served in a solid copper mug. Officials cite high concentrations of copper causing possible ...