Ingredients
1 1/2 ounces bourbon
1/2 ounce creme de cassis
1/2 ounce dry vermouth
1/2 teaspoon fresh lemon juice
Lemon slice
Preparation
Combine bourbon, creme de cassis, vermouth, and lemon juice in a cocktail shaker. Add ice, and shake. Strain into a chilled martini glass. Garnish with a lemon slice.