
12 tablespoons unsalted butter, divided
1 (15-ounce) can pumpkin
1½ cups heavy whipping cream, divided
3 large eggs
¼ cup packed dark brown sugar
¼ cup clover honey
1 tablespoon pumpkin pie spice
1 tablespoon cornstarch
2 teaspoons vanilla extract, divided
½ teaspoon salt, divided
3 cups finely chopped walnuts, toasted
⅓ cup granulated sugar
2 teaspoons ground cinnamon
28 to 30 (18×14-inch) sheets frozen phyllo pastry dough, thawed
½ (8-ounce) package cream cheese, softened
⅓ cup powdered sugar