Wash the mint leaves, green chillies and ginger. Heat a pan with oil, saute the mint leaves, ginger and green chillies for few mins. Transfer it to a blender and grind it smooth by adding litttle water.
In a mixing bowl, add wheat flour, cumin powder, salt, ,sugar, oil and the ground mint mixture, mix all together , now add warm water little by little, start mixing with a fork or spoon. After it cool down, Knead it into a smooth dough, keep it covered rest it for 30 mins.
Heat the pan,In the meantime portion the dough into equal parts. Roll into thick parathas and transfer it to the hot pan. Cook both the sides of paratha until brown spots appears add some oil over the parathas.
Repeat the same process for the rest of the dough.