The first mention of a Whiskey Sour appeared in a 1870's Wisconsin newspaper. The original recipe called for bourbon. 2 Part Jameson Irish Whiskey 1 Part Lemon Juice 1/2 Part Simple Syrup 1/2 Part Egg White 1 Dash Angostura Bitter Glass: Rocks Glass Lemon Wedge 1. Pour in the whiskey, lemon juice, simple syrup and egg white into the small half of a cocktail shaker, adding one dash of Angostura Bitters. 2. Seal with the large half of the tin. 3. Shake without ice for 10/15 seconds. 4. Unseal the tins. 5. Fill the large half of the cocktail shaker with cubed ice and seal with the small half. 6. Fill a rocks glass with cubed ice. 7. Shake the cocktail shaker for 10/15 seconds. 8. Unseal the shaker, place a Hawthorne strainer over the larger tin and strain into the ice filled rocks glass. 9. Garnish with a lemon wedge.