1To make Simple Syrup, mix sugar and water in 1-quart saucepan. Heat to boiling over medium-high heat, stirring until sugar is dissolved. Remove from heat; set aside 1 hour to cool. Pour syrup into glass jar. Cover jar, and refrigerate until needed. Makes 1 1/4 cups.
2To prepare cocktail, fill cocktail shaker with ice. Add 1 ounce of the simple syrup, the coconut rum, half-and-half and crème de cacao; cover and shake. Strain into cocktail glass. Garnish with toasted coconut.