Mix dry ingredients together in mug or small bowl.
Add the egg and mix thoroughly. Pour in the milk and oil and mix well.
Add the chocolate chips, chocolate syrup, and vanilla.
(Pour into mug) and cook in microwave for 3 minutes on high power.
*The cake will rise over the top of the mug while cooking.
Allow to cool slightly, and tip out onto plate if desired.
For Whipped Cream:
Pour ingredients into mixing bowl and beat at high speed until soft peaks form.