Walnut Tart with Chocolate Drizzles

INGREDIENTS

• 1/2 cup packed light brown sugar
• 1 1/2 cups plus 2 tablespoons all-purpose flour
• 1 teaspoon nut-flavored liqueur
• 1/2 teaspoon salt
• 1/2 cup heavy cream
• 4 ounces (1 stick) cold butter, cut into 1/4-inch pieces
• Chocolate Sauce, recipe follows
• 2 tablespoons solid vegetable shortening
• 1/4 cup honey
• 4 ounces (1 stick) unsalted butter
• 1/4 cup whipping cream
• 1 tablespoon sugar
• 3 tablespoons ice water
• Tart dough, recipe follows
• 1 teaspoon vanilla extract
• 2 cups coarsely chopped walnuts
• 4 ounces semi sweet chocolate, chopped
• 1/4 cup granulated sugar