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.
1 Gelatin is made from animal by-products (often bones), which not only makes gummy worms non-vegan but also makes us feel pretty gross about eating them.  Other major ingredients include corn syrup, the king of processed foods, sugar (21g per serving, whoa), citric acid, and lactic acid.