Step 1.
- Chill a cocktail glass by filling it with ice water.
Step 2.
- In a shaker, combine 2 ounces of sake, 1 ounce of dry vermouth, and 1 ounce of fresh grapefruit juice.
Step 3.
- Add ice to the shaker and shake vigorously for about 10 seconds.
Step 4.
- Empty the chilled cocktail glass.
Step 5.
- Strain the mixture into the chilled glass.
Step 6.
- Garnish with a twist of grapefruit peel.