Buckeroo
If you take the a typical whisky and cola highball and add bitters, it becomes a Buckeroo,and although the Buckeroo is typically made with bourbon, it tastes just as great made with Canadian Whisky or American Rye Whiskey.
Buckeroo
1 1/2 oz Bourbon
dash Angostura Bitters
Ice
Cola
Slice of Lime for garnish
Build in a tall glass with ice
Complete with Cola
Garnish with a lime slice