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.
Confidence votes 257. Gelatin is a natural protein, collagen, that comes from the skin and bones of animals. Usually, gelatin is taken from pigs (ie pork) or cows, but may also be made using chicken or fish.