Ingredients

  • 1 cup breadcrumbs (8 to 10 zwiebacks)
  • 1 tablespoon sugar
  • 2 tablespoons unsalted butter, at room temperature
  • 6 large eggs, separated
  • 1 teaspoon cream of tartar
  • 1 34 cups sugar, divided
  • 3 tablespoons all-purpose flour
  • 12 teaspoon salt
  • 3 (8 ounce) packages cream cheese, at room temperature
  • 2 cups sour cream
  • 1 teaspoon vanilla
  • 2 cups frozen unsweetened raspberries, thawed
  • 1 cup sugar

Method

  • Preheat the oven to 375F BUTTER a 9-inch springform pan.
  • Grind the zwiebacks in the food processor and measure 1 cup of the crumbs.
  • In a small bowl, mix the crumbs with the sugar and butter until well combined.
  • Press into the bottom of the prepared pan.
  • Bake for 10 minutes or until the crust is lightly toasted.
  • Remove from the oven and cool the pan on a wire rack.
  • Lower the oven temperature to 325 f.
  • To make the filling, beat the egg whites and cream of tartar in a medium bowl until light and frothy; gradually beat in 1/4 cup of the sugar until stiff peaks form; set aside.
  • In a small bowl, mix the remaining sugar with the flour and salt.
  • In a large bowl, beat the cream cheese until creamy; gradually beat in the flour mixture and the egg yolks until well blended.
  • Beat in the sour cream and vanilla.
  • Fold in the beaten egg whites.
  • Turn the mixture into the pan on top of the crust.
  • Bake for 1 3/4 to 2 hours, or until the center of the cheesecake feels firm.
  • Turn off the heat; open the oven door and let cool in the oven for 10 minutes.
  • Remove from the oven and cool on a wire rack away from drafts.
  • Refrigerate at least 4 hours, overnight, or up to 3 days.
  • Or wrap well and freeze up to 1 month.
  • To make the raspberry sauce, combine 1 cup of the raspberries and the sugar in a small saucepan.
  • Heat slowly to a boil over medium heat, then reduce the heat and simmer for 5 minutes.
  • Remove from the heat and stir in the remaining cup of berries.
  • Cool.
  • Serve the sauce warm or chilled with wedges of the cheesecake.
  • To slice the cheesecake, dip a thin bladed sharp knife in hot water to prevent sticking.
  • Makes 16 servings.
  • B. Ojakangas Great Holiday Baking book.