ive yet to see a dog that won t eat tripe even sick dogs like tripe , most hunt kennels feed tripe and flesh and those hounds do ok on it and there out 3-4 times a week running miles a lot more miles than your lurcher would , its all things in moderation i feed a lot of hearts , breast of lamb and tripe my lot will have tripe every day with there hearts / lamb and they do fine on it , if you gave them a tin of food they wouldn t touch it there not to keen on dry food either as we sometimes use it as a mixer but theyll pick the biscuit out and eat the mince , some dogs do better on different fo