preheat your microwave at 180 degrees for 10 minutes
Sift dry ingredients separately and keep aside.Take a separate bowl and beat butter/oil and sugar till light and fluffy .
Add the orange zest and vanilla.If using yogurt mix orange juice and yogurt together and fold in the dry mixture slowly. Dont beat too much.
Gently fold and pour the cake batter into the cake pan and bake at 180C for 25 -30 min
Test it in the center to check if cake is done by inserting a toothpick or a skewer
Remove from the oven and let cool before slicing.
