Margarita Cheesecake Freezes

Name: Margarita Cheesecake Freezes
Ingredients: 6 ounces cream cheese, room temperature; 1/4 cup sour cream; 1/3 cup sifted confectioners' sugar; 1 tablespoon finely grated lime zest; 2 tablespoons freshly squeezed lime juice, plus more for glasses; 2 tablespoons tequila; 2 tablespoons triple sec; 1/2 cup heavy cream; 2 tablespoons granulated sugar; 4 graham crackers; 2 tablespoons unsalted butter, melted; Coarse salt, for glasses