No one would sell to a bid a penny less and no one would lift an offer of a penny more. Thus there would be no trading and no stock market. We need human emotions like greed and fear to get things moving. TV series and movies are all fiction, but the chart of Vulcan Materials is all fact.
How They're Made. Sour cream is made by adding lactic acid culture to cream and sometimes milk to thicken and sour it. In France, crÃ¨me fraÃ®che was traditionally made from unpasteurized cream that naturally contained the right bacteria to thicken it.
If my local store doesn't carry it, is there a good substitute, or can I make it at home?. Creme fraiche is a sweet and slightly sour, nutty substance about the thickness of sour cream. It was traditionally made from unpasteurized cream left at room temperature. You can buy pasteurized versions in many grocery stores: it is sold in the dairy or cheese sections in little plastic tubs.