- Line a 8 inch square pan with foil.  Lightly butter the foil. 
- Combine sugar, butter and eggnog in a heavy saucepan. 
- Bring to boil over medium heat, stirring constantly. Continue to cook at a rolling boil, stirring constantly for additional 8-10 minutes or until candy thermometer reaches temperature of 235ยบ F. 
- Remove from heat, immediately stir in chopped white chocolate, nutmeg, cloves and vanilla bean seeds. 
- Stir vigorously until chocolate is melted. 
- Next add the marshmallow creme, stir vigorously until well combined 
- Pour into prepared pan, spreading evenly. 
- Sprinkle top with some nutmeg or holiday spice infused sugar. 
- Cool to room temperature, then cover with plastic wrap and refrigerate until set. (3-4 hours) 
- Store in refrigerator in airtight container.