Boomerang

from The Savoy Cocktail Book

• 1 Dash of Lemon Juice
• 1 Dash of Angostura Bitters
• \frac{3}{10} Part of Sweet Vermouth
• \frac{3}{10} Part of Canadian Club Whisky
• \frac{3}{10} Part of Swedish Punch

Shake well and strain into cocktail glass.