I got both books downloaded from Amazon in kindle unlimited gotta like that - the sports performance one talks about eating three meals a day but ensuring that you have enough fat in there to tide you over. There are bits that are specific to endurance sport and basically says on race day you can have some carby stuff as the for intense exercise you need it. I eat processed meat not heaps but I do like this sausage:
I do like scotch eggs - but if you could get yourself some quails eggs you could make mini scotch eggs. But you do have to be warey of how much protein you are eating cause too much and that just breaks down to sugars.