No need to carry ice in these bags. That wouldn't be a good idea. It's actually a lunch bag that is very common here in Australia, where it's hot. Cool bag may not be the best term for it, more of an insulating bag. But they do work very well and...
We normally carry lunches if there is nowhere to stop at a bar, consisting of a fresh loaf of seeded bread, a wedge of Manchego cheese, tuna, nuts, a big Valor dark chocolate bar w/nuts, peaches or banana, and a cheap roll of butter type cookies...
This is a brilliant idea for those who have never thought to pack a lunch at home before!
(I think the OP was wondering about foods to carry for a day or two when fresh food is not available. A slightly different situation.)
On more remote or unserviced stages on Caminos less frequently walked, it's essential to firstly do your homework on Gronze or other information sites and identify where exactly you'll need to provide yourself with dinner, breakfast and possibly...
Yes, but on the other Caminos, you can actually walk for a couple days or more before having access to any food. Towns are less frequent, and they often have only one little store or bar, and it may or may not be open if the owner's on vacation...
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