Chocolate and Dulche de Leche Popsicles

Name: Chocolate and Dulce de Leche Popsicle
Ingredients: 2 cups heavy cream, cold; 1 cup heavy cream, room temperature; 1 cup dulce de leche; 5 ounces dark chocolate, chopped; 1/2 cup walnuts, chopped; 1/2 cup plain cookies, chopped