Place on baking tray (to avoid spills in your oven) and bake in preheated oven for an hour and a half or until fork inserted into potato pierces potato easily.
Remove from oven and open foil packets carefully.
Slice open potatoes, lengthwise, with a knife to encourage cooling.
Leave to cool on baking tray for 30 minutes to an hour until cool enough to handle.
Once cool to the touch, scoop potato flesh into a mixing bowl, discarding skin.
Add melted butter, maple syrup, orange marmalade, cinnamon and nutmeg and mash by hand with potato masher until potatoes are creamy.
Scoop into an 8-inch by 8-inch baking dish.
Bake in preheated 350 degree oven for 30 to 35 minutes until bubbly.
Remove from oven and sprinkle with chopped pecans and garnish with pecan halves and whole cranberry.