Calorie restriction - wikipedia, the free encyclopedia, Calorie restriction (cr), or caloric restriction, is a dietary regimen that is based on low calorie intake. "low" can be defined relative to the subject's previous.Recipe - wikipedia, the free encyclopedia, 1 history. 1.1 early examples; 1.2 modern recipes and cooking advice; 2 components; 3 internet and television recipes; 4 recipe design tools; 5 see also; 6 references. Food timeline: food history research service, About this site. the food timeline was created by lynne olver, reference librarian with a p.ion for food history. information is checked against standard reference.