Arrope is a form of grape

Grape

A grape is a non-climacteric fruit, specifically a berry, that grows on the perennial and deciduous woody vines of the genus Vitis. Grapes can be eaten raw or they can be used for making jam, juice, jelly, vinegar, wine, grape seed extracts, raisins, molasses and grape seed oil. Grapes are also...

 concentrate

Concentrate

A concentrate is a form of substance which has had the majority of its base component removed. Typically this will be the removal of water from a solution or suspension such as the removal of water from fruit juice...

 typically produced in Spain

Spain

Spain , officially the Kingdom of Spain languages]] under the European Charter for Regional or Minority Languages. In each of these, Spain's official name is as follows:;;;;;;), is a country and member state of the European Union located in southwestern Europe on the Iberian Peninsula...

. Often derrived from grape varieties such as Pedro Ximénez

Pedro Ximénez

Pedro Ximénez is the name of a white grape grown in certain regions of Spain, and also a varietal wine, an intensely sweet, dark, dessert sherry...

, it is made by boiling unfermented

Fermentation (wine)

The process of fermentation in wine turns grape juice into an alcoholic beverage. During fermentation, yeast interact with sugars in the juice to create ethanol, commonly known as ethyl alcohol, and carbon dioxide...

 grape juice

Grape juice

Grape juice is obtained from crushing and blending grapes into a liquid. The juice is often sold in stores or fermented and made into wine, brandy, or vinegar. In the wine industry, grape juice that contains 7-23 percent of pulp, skins, stems and seeds is often referred to as "must"...

 until the volume is reduced by at least 50%, and its viscosity

Viscosity

Viscosity is a measure of the resistance of a fluid which is being deformed by either shear or tensile stress. In everyday terms , viscosity is "thickness" or "internal friction". Thus, water is "thin", having a lower viscosity, while honey is "thick", having a higher viscosity...

 reduced to a syrup

Syrup

In cooking, a syrup is a thick, viscous liquid consisting primarily of a solution of sugar in water, containing a large amount of dissolved sugars but showing little tendency to deposit crystals...

. The final product is a thick liquid with cooked caramel

Caramel

Caramel is a beige to dark-brown confection made by heating any of a variety of sugars. It is used as a flavoring in puddings and desserts, as a filling in bonbons, and as a topping for ice cream, custard and coffee....

 flavours, and its use is frequent as an additive for dark, sweet wine

Sweetness of wine

The subjective sweetness of a wine is determined by the interaction of several factors, including the amount of sugar in the wine to be sure, but also the relative levels of alcohol, acids, and tannins. Briefly: sugars and alcohol enhance a wine's sweetness; acids and bitter tannins counteract it...

s such as sweet styles of sherry

Sherry

Sherry is a fortified wine made from white grapes that are grown near the town of Jerez , Spain. In Spanish, it is called vino de Jerez....

, Malaga

Malaga (wine)

Malaga is a sweet fortified wine originating in the Spanish city of Málaga made from Pedro Ximénez and Moscatel grapes. The center of Malaga production is Sierra de Almijara, along with Antequera, Archidona, San Pedro Alcantara, Velez Malaga and Competa. The winemaking history in Malaga and the...

, and Marsala

Marsala

Marsala is a seaport city located in the Province of Trapani on the island of Sicily in Italy. The low coast on which it is situated is the westernmost point of the island...

.