Popsugar Living Summer How to Make Homemade Butter in a Mason Jar Hack Homemade Butter in 10 Minutes With This Superfun Trick June 24, 2017 by Sara Cagle View On One Page Photo 5 of 7 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 Clean the Butter Get rid of any excess buttermilk by gently kneading the butter in a dish of ice cold water. Previous Next Start Slideshow SummerButterSummer FoodCooking How-To