1 Heat Water Lightly Seasoned With Salt To A Boil Over High Heat, About 5 Minutes. Quickly Whisk In The Polenta Until Fully Incorporated. 2 Lower The Heat To A Low Simmer, Add The Butter And Allow The Polenta To Cook, Stirring Occasionally, For 30 Minutes. 3 Finish By Stirring In The Cream Cheese And Salt To Taste.