Place rack back in roasting pan and bake in oven for 10 minutes, reduce temperature to 250Â° and bake for 60-90 minutes (time will vary depending on whether you have a short fat roast or a thin long roast). My roast took 90 minutes to reach 145Â° internal temperature.
Noun[edit] hornbook â(plural hornbooks) A single page containing the alphabet, covered with a sheet of transparent horn, formerly used for teaching children to read.
A sample of banded hornfels, formed by contact metamorphism of sandstones and shales by a granite intrusion. Hornfels (German, meaning hornstone) is called so because of its exceptional toughness and texture both reminiscent of animal horns.