Creme Fraiche

Directions

1. 1
   Pour the heavy cream into a stainless steel bowl or large glass measuring cup.
2. 2
   In a smaller cup or bowl, thin the sour cream with a little of the cream, then stir into the remaining cream.
3. 3
   Pour the mixture into a clean glass jar; and cover loosely, Let it thicken to the consistency of thin sour cream at room temperature for anywhere from 4 to 12 hours, depending on the warmth of the room.
4. 4
   Cover the jar tightly and refrigerate.
5. 5
   The creme fraiche will thicken to the consistency of sour cream when thoroughly chilled.