Yes, as long as the previous finish is not lacquer or shellac. Be sure to test the selected colour on a hidden spot to see how it will look over the original finish. To prepare the surface, make sure that the finish is clean and has had all wax and polish removed. Then lightly sand with #180 or #220 sandpaper.
Then thaw meat, add seasoning and press into strips or sticks, and place on trays to dry. Depending on how thick meat is cut, how heavily dryer is loaded, and the humidity, jerky takes from 4 to 15 hours to dry.
Instructions for Beef Jerky Using a Dehydrator. 1  Throw all your seasoning in the ground beef and use your hands to mix it well. 2  Use a big spoon and scoop all the meat into the tube of the jerky gun.  Using your beef jerky gun, place the slices on the racks.