Shake with ice and strain
1 teaspoonful grapefruit juice. (4 dashes)
1 dash Martini sweet vermouth.
1 dash French vermouth.
1/2 dry gin. (1 1/2 oz, 4.5 cl, 3/8 gills)
Shake and strain into cocktail glass
Serve in a cocktail glass (4.5 oz)
