1. Preheat your oven to 350°F (175°C) and grease a cake pan.
2. In a mixing bowl, cream together the butter and sugar until light and fluffy.
3. Add the eggs one at a time, mixing well after each addition.
4. Stir in the coconut milk and vanilla extract.
5. In another bowl, combine the coconut flour, baking powder, and salt.
6. Gradually add the dry ingredients to the wet mixture, mixing until just combined.
7. Fold in the chopped pistachios.
8. Pour the batter into the prepared cake pan and smooth the top.
9. Bake for 30-35 minutes or until a toothpick inserted in the center comes out clean.
10. Let the cake cool in the pan for 10 minutes before transferring to a wire rack to cool completely.

Discover my list of kitchen tools I always use.