1/2 c. half & half
1 sm. pkg. Jello vanilla pudding instant
1 (8 oz.) pkg. Cool Whip
1 c. chopped pecans
1 c. chopped gingersnaps
1/2 c. canned pumpkin
1 1/2 tbsp. pumpkin pie spice
1 Keebler graham cracker crust

Pour half & half and Jello pudding into bowl. Beat with wire whisk; let stand. Fold in whipped cream and remaining ingredients. Freeze for 6 hours. Let stand 15 minutes and serve.