Add flour and vanilla. Beat cream cheese until smooth. Stir together the remaining butter with the graham cracker crumbs, sugar and salt. Press the crumb mixture into the bottom of the pan, taking care to get the crust evenly to the … Add pumpkin puree, eggs, egg yolk, sour cream, sugar and the spices. Pour into crust. For a cookie crumb crust: Substitute 1 ½ cups finely crushed chocolate wafer cookies (24 cookies), vanilla wafer cookies (35 cookies) or gingersnaps (30 cookies) for the graham crackers. Decrease butter to ¼ cup; omit sugar. Remove from the oven and let sit for 15 … Spread out evenly and place oven for 1 hour. Fill as directed in pie recipe. Beat together until well combined.