Twix Bars

Name: Twix Bars
Ingredients: 1/2 stick salted butter, softened; 1/4 cup sugar; 3/4 cup all-purpose flour; 1/4 teaspoon salt; 1 3/4 cups (10 1/2 ounces) semisweet chocolate morsels; 1 14-ounce bag caramels (about 2 cups, or 50 caramels); 2 tablespoons half-and-half