Preheat oven 350º F. Grease an 8x8 inch cake pan.
Whisk together the flour, ginger, nutmeg, cinnamon, cloves and salt, set aside.
With an electric mixer beat the butter and brown sugar until fluffy.
Mix in the vanilla and egg.
Blend in flour mixture, just until combined, do not over mix.
Pour the batter into the prepared cake pan and spread evenly.
Bake 350º F for 20 minutes or until the top is lightly browned.
Prepare the cheesecake batter while brownie crust bakes.
Using an electric mixer beat the cream cheese with the sugar until fluffy.
Stir in the eggnog and vanilla, mix until combined.
On low speed add the eggs, one at a time.
When the brownie base is baked, reduce the heat to 300º F.
Remove from the oven and pour the cheesecake mixture on top of the brownie base.
Return the cake to the oven and continue to bake 40-50 minutes or until the top has browned slightly.
Cool at room temperature. Cover and refrigerate until ready to serve.
Top with whipped cream and a sprinkle of nutmeg. Garnish with chocolate roll or chocolate shavings.