Make a pot of coffee with your favorite brewing method.
Take the Amaretto. Measure 2 oz using the jigger and dump the amaretto in the mug.
Take the heavy cream. Measure 1 oz using the jigger and dump the heavy cream in the mug.
Take the coffee. Measure 4 - 5 oz using the jigger and dump the coffee in the mug.Tip: you can pour the coffee straight into the mug to top it off instead of using the jigger, if desired.
If desired, add a large spot of whipped cream on top.