According to Vastu the ideal location for a kitchen is south east the direction of the god of fire.
If this is not possible then north west is an alternative.
Cooking should be done facing eastwards. And the ideal place is of the stove is the south east. The water area should be north west of the stove.
Waste water should depart the kitchen in the north east.
Architecture ideas has as explanation that the kitchen should be in the south west because of the wind direction in south india in ancient times. The open fire place are savest in the south west corner and the house is least vulnarable to catch a fire. Read More on Architecture Ideas