1/4 teaspoon fine salt, plus more to taste (optional)
Instructions
Place the cream in the bowl of a stand mixer and attach the paddle attachment. Mix on medium high speed for 10 to 15 minutes, curdled looking and thickened.
Increase the speed to to high and beat another 2 to 3 minutes until separated into solid and liquid parts. Remove the butter solids to a jar or bowl, and discard the liquid.
Stir in the salt. Store refrigerated in a sealed container for up to 3 weeks.