From Lifehacker: Make Japanese Iced Coffee Instead of Cold-Brewing for the Best Flavor

This is already done by the Vietnamese as well… Cafe suda…
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This Japanese Iced Coffee method, an alternative to cold-brewing iced coffee, promises bright and clear iced coffee with the most coffee flavor purity. Peter Giuliano of Counter Coffee Culture demonstrates how to do it and details why this is a superior method of making iced coffee. More »

from Lifehacker