London Cocktail

2 oz gin
2 dashes orange bitters
1/2 tsp simple syrup
1/2 tsp maraschino liqueur

Pour the gin, orange bitters, simple syrup and maraschino liqueur into a mixing glass half-filled with cracked ice. Stir well, and strain into a cocktail glass. Garnish with a twist of lemon peel, and serve.