In a large bowl, mix the flour, baking powder, spices, and salt.
Add the coconut oil, pumpkin puree, milk, and maple syrup. Mix well.
Prepare a baking sheet with baking paper or a silicone mat. Put the mix on it and form a disk.
With a chef's spatula or a large knife, divide the dough disc into eight pieces.
Bake for 18-20 minutes or until you insert a toothpick and it comes out clean.
Meanwhile, prepare the glaze in a bowl mix the confectioners' sugar, coconut oil, maple honey, and spices. If the mixture is very stiff, add water little by little, not more than one teaspoon at a time.
Remove the scones from the oven and let them cool for about 5 minutes. Pour the icing on top of the scones and sprinkle with the chopped walnuts.
Homemade pumpkin pie spice mix:2 1/2 tablespoons of cinnamon powder2 teaspoons of ginger powder1 teaspoon of nutmeg powder1 teaspoon of allspice powder1 teaspoon of clove powderMix everything in a jar. Cover the jar and store.