Boiling, on the other hand, offered a relatively constant heat, and boiling better suited beef because it cold dry nature needed to be both warmed and moistened.
The distance of both grill and spit from the flame could be regulated fairly well...
A grill was convenient for flat meats, a spit for larger cuts.
Roasting, the application of direct heat at close proximity, was appropriate for a cold, moist meat such as pork because the open fire would warm and dry.
Oxford English Dictionary RARE Etymology: Originally a variant of rear adj.1 As a result of the lowering influence of r on preceding vowels in southern varieties of English, rear remained homophonous with rare adj.1 at least as late as the 17th cent. This gave rise to the variant rare, which retained the early modern pronunciation in standard English (compare the current pronunciation of e.g. (3)...rawer meats are conduucive to vigor but in fact rather poor for the digestion.' Because bloody meat was thought to increase one's vitality and zest, eating half-raw meat became intertwined with the goal of arousing the body at table." ---Acquired Taste: The French Origins of Modern Cooking, T.
That medieval French cooks too this warning seriously and rarely roasted their beef is evident in the large stocks of beef bouillon that our recipes imply was always on hand for ready use in other preparations." ---Early French Cookery: Sources, History, Original Recipes and Modern Adaptations, D.
If the ignorant cook were to subject beef to a roasting, so further drying its already dry nature, this could be quite dangerous to the unfortunate person who was to eat it later, and could even put him or her at risk of an attack of melancholia or a bilous upset.