June 3rd, 2009
Boston Sour
Old Mr. Boston Deluxe Bartender’s Guide (6th edition, 1946, or before; 1st ed. 1935)
2 oz rye or bourbon
1 egg white
1/4 oz simple syrup
1/2 oz lemon juice
Shake with ice and pour into 8-oz collins glass. Fill with seltzer water, decorate with lemon slice and cherry.