Stir in the TruMoo, vegetable oil and vanilla; continue stirring until mixture is combined and there are no lumps.
Stir in chocolate chips.
Microwave on high for 1 minute and 10 seconds. See note.
Carefully remove from microwave (mug will be hot)
Notes
Please note my microwave uses 1,100 watts. I cooked my cake at 100% power for the time mentioned in the recipe. Check your microwave wattage and adjust the cooking time as necessary. Be careful not to overcook the cake.