In a 12 oz or larger mug, whisk the flour, sugar, cocoa powder, baking powder and salt together with a small whisk or fork until well combined
Add the milk, canola oil and vanilla and stir well
Stir in 1 Tbsp of the chocolate chips
Microwave on high for 60-75 seconds, then let sit in the microwave for one minute
Sprinkle with the other Tbsp of chocolate chips and serve with a small scoop of ice cream or a drizzle of heavy cream if desired