Mix together dry ingredients with melted ghee. Mix in milk and eggs.
Spray pressure cooker safe pan with coconut oil cooking spray. Pour 1 cup water into the pot of the Instant Pot or pressure cooker. Carefully pour batter into the pan and place on the trivet. Lower trivet into the Instant Pot.
Cook on manual high pressure for 20 minutes. Allow natural release for 10 minutes. Allow cornbread to cool in the pan for a few minutes before using a small knife to loose it from the pan. Allow cornbread to cool on a cooling rack. Top with butter or ghee and serve.