Use a Japa Mala (a string of 108 beads). Hold the mala in your right hand between the thumb and ring finger. With each bead, chant the full 4-line mantra above.
Maa hath jhaali ne karje sahaay, hridaya kamal ma karje vaas.
Below is a transliterated version of the core verses often included in the Gayatri Satak Path: