Dover to Europe - British Isles & Western MSC Armonia Cruise Reviews

This cruise line may offer a cheap way to get ON a cruise but it turns out very expensive when on board, especially on the Armonia (but I imagine the same thing on their other ships). NO water is available unless it is BOUGHT (at Euros 2.60 for a 75cl bottle!). They say that ship water is chlorinated so not for drinking BUT ice cubes are supplied in stateroom and I don't believe they are made ...