Edible pet chew and method of preparing
An edible pet chew is made from processed rawhide and water comprising protein in the range of about 55 to 80 wt. %; fat in the range of about 1 to 5 wt. %; and water content in the range of about 10 to 30 wt. %. Optionally, the chew contains edible glycerin in the range of about 3 to 8 wt. %. The product is pliable and has a density of less than about 1.0 g/cc.
1. A method of preparing an edible pet chew comprising:
heating rawhide and an equal volume of water together in a cooking vessel at a temperature of 80° C. to 100° C. to provide a cooked rawhide;
mincing the cooked rawhide to a particle size of 3 to 8 mm using a mincing machine to provide a minced rawhide;
whipping the minced rawhide in a mixer at a speed of 108 to 260 rpm to provide a whipped mixture;
feeding the whipped mixture into an extruder after said mixture has been whipped and extruding the whipped mixture to provide an extruded product; and
drying the extruded product with heated air to provide said edible pet chew.
2. The method of claim 1 , wherein:
the rawhide and water are heated at the temperature of 80° C. to 100° C. for a period of 20 to 30 min. to provide the cooked rawhide;
the minced rawhide is whipped with air for a period of 5 to 15 min. to form the whipped mixture;
the whipped mixture is extruded at a temperature in the range of 80° C. to 95° C. for 3 to 5 min. to make the extruded product; and
the extruded product is dried at a temperature of 45° C. to 80° C. for 24 to 36 hours to form the edible pet chew;
wherein the edible pet chew is pliable and has a density of less than 1.0 g/cc.
3. The method of claim 2 , wherein 3 to 8 wt. % glycerin is heated with the rawhide and water.
4. The method of claim 3 , wherein the pet chew is gluten-free and dairy-free.
5. The method of claim 1 , wherein the edible pet chew is pliable.