Key Lime Pie Martini

1 1/2 oz Ke Ke Beach key lime liqueur
1 1/2 oz Absolut Vanilia vodka
1/3 oz Rose's lime juice
1/3 oz freshly squeezed lime juice
1 1/2 oz half-and-half

Coat the rim of chilled cocktail glass with lime and dip rim in a mixture of 2 tablespoons crushed grahm crackers and 1 tablespoon powdered sugar(on a flat plate). Set glass aside. Mix Vodka, Ke Ke Beach Liqueur, Rose's and fresh lime juice, and half and half in a cocktail shaker filled with ice cubes. Shake vigorously and pour into the set aside chilled martini cocktail glass. Serve.