Break up the graham crackers, put them into a zip lock bag. Using a rolling pin, roll over the crackers several times until they are crushed.
Add the pudding mix and spices to a bowl, pour in the milk and whisk until combined.
Add the pumpkin puree whisking to blend into the pudding, spice and milk mixture.
Spoon in the thawed Cool Whip until thoroughly combined.
Place bowl into the refrigerator for about two hours.
Chill a mixing bowl and beaters in a freezer until chilled.
Remove from the freezer, pour in the heavy cream. Beat the cream on medium until it begins to form a peak.
Gradually add in the sugar a little at a time.
Add the vanilla. Continue to beat until the mixture forms a stiff peak.
Homemade pumpkin pie spice mix
In a small bowl, mix the cinnamon, ground ginger, ground cloves and ground nutmeg with a spoon or whisk. Store the homemade pumpkin pie spice mix in a jar with a lid to keep fresh.
Layering in the mason jar
First layer the crushed graham cracker crumbs. Spread evenly throughout the bottom of the jar.
Spoon in equal amounts of the pumpkin cream mixture.
Top with a generous helping of freshly made whip cream.
Store in the refrigerator until ready to serve.
Notes
Homemade Pumpkin Pie Spice Mix:Store in a jar with a lid to keep fresh.