Par boil the potatoes, peel & cube them. Keep aside.
Now in a wok, add the the oil, add in the cumin seeds.
When they splutter add the garlic- green chilly paste. Saute till the rawness goes.
Next add in the turmeric powder & the roughly chopped fenugreek leaves. Don't saute too much, the leaves might turn bitter.
Saute briefly till the leaves wilt. Next add in the cubed potatoes. Cook covered for a minute adding salt & some sprinkled water.
Cover over low flame for about 4-5 mins till the potatoes are moist & well coated.
Switch off flame & serve hot!