What's the temperature going to be like? I can eat more food, and more solid food, when it is colder.
Chocolate milk is a great energy food with just the right proportion of carbs
rotein.
Sushi goes down well for me, but only when it's cool out.
Pasta is great, but in a lighter sauce- maybe just butter- tomato sauce might upset his stomach. Make sure there is some meat in it.
Do you have Sports drinks like Gatorade there? Can you buy gels and energy bars?
I _always_ have a craving for salty things like potato chips from the middle point on in long rides like that.
He should make sure to have a substantial breakfast- that will last him a long time.
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"...I'm like the cycling version of the guy in Flowers for Algernon." Mike Magnuson