What works for me- 1oz Peanut butter on a slice of whole wheat. I usually eat it an hour before starting, though have eaten just before getting on the bike with no problems.
Originally Posted by
TromboneAl
Before my typical metric, I'll have a big breakfast sausage, some steak, or some chicken livers and/or an egg or two plus coffee.
I'm jealous. A breakfast like that would send my lipid panel way off the scale, and likely get me another ride in the little red bus to see the man in the white suit for another roto-rooter up the femoral. (The last one was brought on by a post ride Jalapeno Cheeseburger

)
YMMV