Ingredients Serves: Update 1/3 cup butter 1/4 cup packed brown sugar 1 cup all-purpose flour 3 8-ounce packages cream cheese, softened 3/4 cup packed brown sugar 2 tablespoons all-purpose flour 1 15-ounce can pumpkin 1 teaspoon vanilla 1/2 teaspoon ground cinnamon 1/2 teaspoon ground ginger 1/2 teaspoon ground nutmeg 3 eggs 1 8-ounce carton dairy sour cream 1 tablespoon granulated sugar Pecan halves (optional) 1/2 cup granulated sugar 1/2 cup chopped pecans