Ground beef already formed into patties or separated into smaller quantities take less time and defrost quicker. For instance, 1/2-inch (1.25-cm) ground beef patties that were frozen separately usually take about 10 hours to defrost.
Gelatin is a protein substance used to thicken liquids. It does not have a color, smell, or taste. It comes from boiling animal tissues such as beef bones, cartilage, tendons, and pig skin. Gelatin is used in many kinds of food products and drug and supplement products.
An odorless, tasteless and colorless thickening agent, which when dissolved in hot water and then cooled, forms a jelly. It's useful for many purposes such as jelling molded desserts and salads, thickening cold soups and glazing chaud-froid preparations. Gelatin is pure protein derived from bones, cartilage, tendons and other connective tissue of animals. Much of the commercial gelatin today is a by-product of pig skin.