Pour oil , sugar , egg in a blender. Bland this mixture finelly.
Take a bowl and pour baking flour, coco powder, nuts, baking soda, vanella assence and mix it very fine, Take mixture from blander and mix it in a bowl mixture then beet very smoothly until it become flufy.
Pour all the mixture in microwave proof pot then keep it in microwave for only 6 min
Take out the mixtuer from the microwave then keep it in a cool and dry place for 5 min and covered it ,then keep in refrigerator.