Start out by filling your rocks glass up with ice.
Next, if you add an optional lemon twist, get that made:1) Cut a lemon into wheels.2) Take one wheel and cut all the pulp off the peel.3) Cut the wheel in one spot so that it is a single line.4) Scrape all the rest of the pulp off.5) Take a cocktail pick and wrap the peel around it in a spiral and hold for around 30 seconds.6) Remove peel from pick and it will stay twisted.
Pick up the scotch and the jigger. Pour 2 oz of scotch into the jigger. Then, dump the scotch into the glass.