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 train horn is a powerful air horn that serves as an audible warning device on electric and Diesel locomotives. The horn's primary purpose is to alert persons and animals to an oncoming train, especially when approaching a grade crossing. The horn is also used for acknowledging signals given by railroad employees, such as during switching operations.