The Pimm's Cup: 2 ounces Pimm's No. 1 1 ounce simple syrup 1 ounce lemon juice Soda water Fill a tall glass with ice. Shake all ingredients except soda water together. Strain into a glass over ice. Top with soda water. Garnish with cucumber slice or spear, fresh fruits, a sprig of mint, and a lemon twist.