The term 'Two Loins of Beef' is a reference to the BARON of Beef, which is a traditional English dish consisting of a large cut of beef that is roasted and served with vegetables. The BARON of Beef is also known as the BARON of Ribs, and it is usually served at formal dinners or banquets. The term 'Two Loins of Beef' is derived from the fact that the BARON of Beef is made up of two large cuts of beef, which are usually taken from the rib section of the animal.