How to Make Sour Cream
1.Bring the cream to a boil.
2.Transfer it into the container that you want to set the sour cream in.
3.Let it cool to lukewarm, a drop of it on the wrist should feel neither warm nor cold. In a small bowl, beat up the yogurt starter, till smooth.
4.Add 2 tbsp of the cream to the yogurt, and mix well.
5.Add this mixture to the rest of the cream and stir with a spoon to mix well. Cover the container and place in a draught free place to set.
6.Place it in the refrigerator for a couple of hours to set further.