Question: Who created the show with an episode called "Crème Fraîche"?

Context paragraphs:
Gratin dauphinois: Gratin dauphinois is a traditional regional French dish based on potatoes and "crème fraîche", from the historic Dauphiné region in south-east France.  There are many variants of the name of the dish, including pommes de terre dauphinoise, potatoes à la dauphinoise and gratin de pommes à la dauphinoise.

Pâté aux pommes de terre: The pâté aux pommes de terre, ] , or pâté de pommes de terre is a speciality of the Limousin and the Allier (Bourbonnais) regions in Central France.  It can be served either as a side dish or as the main course.  Today it is often eaten with a green salad.  Its main ingredients are potato slices and crème fraîche, which are used to fill a puff pastry crust.  The pie is then baked in the oven until the dish is covered with a golden-brown crust.

Watercress soup: Watercress soup is a soup prepared using the leaf vegetable watercress as a primary ingredient.  It may be prepared as a cream soup or as a broth/stock-based soup using vegetable or chicken stock.  Additional ingredients used can include vegetables such as potato, leeks, spinach, celery and turnips, cheese, butter, lemon juice, salt and pepper.  Watercress soup can be prepared as a puréed soup by mixing the ingredients in a food processor.  It can be served hot or cold, and may be garnished with crème fraîche, shaved Parmesan cheese, drizzled olive oil and watercress leaves.

Tarte flambée: Tarte flambée is an Alsatian-Mosellan and South German dish composed of bread dough rolled out very thinly in the shape of a rectangle (traditionally) or circle, which is covered with "fromage blanc" or "crème fraîche", thinly sliced onions and lardons.  It is one of the most famous specialties of the region.

South Park (season 14): The fourteenth season of the American animated television series "South Park" began airing in the United States on Comedy Central between March 17, 2010 and November 17, 2010.  The season was headed by the series creators Trey Parker and Matt Stone, who served as executive producers along with Anne Garefino.  The season continued to focus on the exploits of protagonists Stan, Kyle, Cartman and Kenny in the fictional Colorado mountain town of South Park.

Crème fraîche: Crème fraîche (English pronunciation : , ] , lit.  "fresh cream") is a soured cream containing 10–45% butterfat and having a pH of around 4.5.  It is soured with bacterial culture, but is less sour than U.S.-style sour cream, and has a lower viscosity and a higher fat content.  European labeling regulation disallows any ingredients other than cream and bacterial culture.

Smetana (dairy product): Smetana is one of the names for a range of sour creams from Central and Eastern Europe.  It is a dairy product produced by souring heavy cream.  It is similar to "crème fraîche" (28% fat), but nowadays mainly sold with 10% to 30% milkfat content depending on the country.  Its cooking properties are different from "crème fraîche" and the lighter sour creams sold in the US, which contain 12 to 16% butterfat.  It is widely used in cooking and baking.

Crème fraîche (disambiguation): Crème fraîche is a soured cream.  It may also refer to:

Crème Fraîche (South Park): "Crème Fraîche" is the 14th episode and season finale of the fourteenth season of American animated television series "South Park", and the 209th episode of the series overall.  It first aired on Comedy Central in the United States on November 17, 2010.  In the episode, Stan's life is reduced to shambles both at home and in school due to Randy's new obsession with the Food Network, while Sharon explores a new interest of her own.

Crema (dairy product): Crema, sometimes referred to as crema espesa (English: "thick cream"), and referred to as crema fresca (English: "fresh cream") in Mexico, is a Mexican dairy product prepared with heavy cream and buttermilk.  Salt and lime juice may also be used in its preparation.  Its fat content can range from 18 percent to 36 percent.  In Mexico, it is sold directly to consumers by ranches outside of large cities, and is available in Mexican and Latino grocery stores in the United States.  Crema is used as a food topping, a condiment and as an ingredient in sauces.  It is similar in texture and flavor to crème fraîche and sour cream.

Supporting paragraphs: Crème Fraîche (South Park) South Park (season 14)
Answer: Trey Parker and Matt Stone