Kosher animals represent virtues, while non-kosher animals represent vices. It is vegan, kosher, and halal. However, they are neither Kosher nor Halal certified. Kosher/Halal and Vegetarian menus are also provided. Oat and spelt matzo with kosher certification are produced. Religious groups have raised concerns over whether genetically modified food will remain kosher or halal. Christians are not concerned with eating kosher foods and avoiding all others. Hotel restaurants are much more likely to serve kosher food. A "mashgiach" is someone who supervises the "kashrut" status of a kosher establishment. Some government cheese was made of kosher products. It holds a Kosher for Passover certificate. Hence, in many places, Muslims used to consume kosher food. A Glatt kosher version was also produced. Some keep kosher at home but will eat in a non-kosher restaurant. All diet sodas are OU Kosher certified.