Fill the glass with ice and cold brew, leaving 1 1/2 inches of room at the top. Dry shake cold Harvest Spice Cream in a chilled shaker until thickened (or use a pre-whipped batch). Pour shaken (or spoon whipped) cream on top of cold brew and garnish with grated nutmeg.
Harvest Spice CreamCombine and stir all ingredients (can mix in blender or standing mixer to whip entire batch ahead of time).
Harvest Spice SyrupMix spices well with sugar, ensuring no clumps, then add the hot water and stir until sugar is dissolved. Let cool.