Yes you can.I have a this compost unit here it is :
Compost Digester
Makes composting easy!
With each Compost Digester you order, you’ll also receive 4lbs of Compost Alive Free!I got it a while ago and i works great!I have throw oranges off my orange trees and old trimmings from my May J's and old potting soils,some garbage out of the house i use and the material comes out a rich earthy smell to it. KEEP SMOKE ALIVE!!!