Preheat your oven to 185C. Prepare a loaf tin and line it with parchment paper.
In a mixer take the pistachios and pulse to get a fine powder. Do it in spurts else it might become butter.
Sift the flour along with baking powder, cinnamon powder, and nutmeg
In a large bowl, using an electric beater, cream the sugar and butter until the mixture is fluffy.
Next add the curds, vanilla. Combine well.
Add the dry ingredients in batches, alternating with milk. Do not over mix. Add 1 tbsp water if required.
Transfer the batter to the prepared loaf pan.
Bake for 40 mins. You can check if it is done at 35 mins.
Allow to cool before slicing.