yo i wouldnt start from the bottom.. but thats just me. i start out with a small donut of 4 stiches, the just do a dd, ds, dss,dsss,dssss,dsssss,dsssssss,dsssssss,dd,ds, etc. until i get the pancake the size of my palm, then i go ss the whole way down.
it works well.. and i use double yarn too...