Lie down comfortably on the bed, (eating a sweet or tAmbUlaM if you want) and then repeat the formula 44 times:
gaM haM klauM glauM uchChiShTagaNeshAya mahAyakShAyAyaM baliH //
Then without achamanaM he shall go to the outside arena (ideally a shmashAna or 4-cross roads) and mark a square area out with his fingers and then utter om + namaH for the following names in the ten directions in pradakShiNa order facing north, then up+down.
vakratuNDa, ekadaMShTra, lambodara, vikaTa, dhUmravarNa, vighna, gajAnana, vinAyaka, gaNapati, hastidanta.
The he shall perform homa by lighting a fire in the square and offering the uchChiShTa to ulka with the mUlamantra cited above: gaM haM klauM glauM uchChiShTagaNeshAya mahAyakShAyAyaM baliH //
The oblations shall be done with a betel leaf till the uchChiShTa is over. He may make a final oblation of a garlic pod to make his enemy lose wits and fail to do rites.