payday and a redbull.
also, Kate's bars are pretty damn tasty and all natural and healthy and such.
http://katesrealfood.com/
or, you can make your own snack. slice of bread, peanut butter, sliced banana, and honey, folded over, in tin foil. i do this often.
or a bag of nuts and figs and gorp.
as stated, beer is not just good as a post ride snack, but a during ride snack as well.