Knudson'S Knasty Habit - cooking recipe

Ingredients

2 cups ice cubes
2 fluid ounces gin, such as Tanqueray(R)
1/2 fluid ounce fresh lemon juice
1/2 fluid ounce fresh lime juice
1/2 fluid ounce simple syrup, or to taste
1 dash bitters
2 fluid ounces Knudsen's (sic) lemon-lime spritzer
1 lime slice for garnish

Preparation

Fill a cocktail shaker with ice. Pour in gin, lemon juice, lime juice, simple syrup, and dash of bitters. Cover and shake rapidly. Strain into a highball glass full of ice. Pour in lemon and lime spritzer and stir. Garnish with the lime slice. Unleash the monkey.