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My flask is a thermos and in my thermos, hot black coffee.
I'm not one that thinks dinking on the ice is a good thing. Just seems like impaired judgment out there or a lack of motor skill could produce bad things for oneself or others really quick. So I go with mtn dew or hot chocolate.
Can't beat the Templeton Rye sold here in Iowa!!
Buttershot schnapps to put into the coffee. Keeps me warm and happy waiting for the next bite.
Try out some Jim Beam Devil's Cut.I don't like regular Jim at all but that stuff is pretty good, they apparently squeeze it out from the wood of the barrels they age in.