1 (16.5 ounce) tube refrigerated sugar cookie dough
1/4 cup all-purpose flour plus extra for dusting
2 cups semisweet chocolate chips, divided
1/4 cup heavy cream
1 teaspoon pure peppermint extract
1 teaspoon vegetable oil
Decorating suggestion: crushed candy canes or peppermint candies; white, red and green sprinkles; or red and green decorating sugar.