Roasting jack

Roasting Jack

A roasting jack is a mechanical device used for rotating meat or other food items while they are being roasted over an open fire or in a fireplace. This device ensures even cooking by continuously turning the food, which helps in achieving a uniform roast.

History

The use of roasting jacks dates back to the Middle Ages, where they were commonly found in the kitchens of European households. Early versions of roasting jacks were manually operated, often by a servant or a spit dog, a specially trained dog that would run in a wheel to turn the spit.

Types of Roasting Jacks

There are several types of roasting jacks, each with its own mechanism for turning the spit:

• **Clockwork Roasting Jack**: This type uses a wound spring mechanism, similar to a clock, to turn the spit. The spring would be wound up, and as it unwound, it would turn the spit.
• **Smoke Jack**: This type uses the rising heat and smoke from the fire to turn a fan, which in turn rotates the spit. It was a popular choice in large kitchens.
• **Bottle Jack**: Named for its shape, the bottle jack uses a weight-driven mechanism to turn the spit. The weight would be wound up and as it descended, it would turn the spit.

Mechanism

The basic mechanism of a roasting jack involves a spit, which is a long rod that holds the meat, and a turning mechanism that rotates the spit. The turning mechanism can be powered by various means, including manual cranking, clockwork, or heat-driven systems.

Modern Usage

While traditional roasting jacks are less common today, the principle behind them is still used in modern rotisserie ovens and grills. These modern devices often use electric motors to turn the spit, providing a more convenient and consistent method of roasting.

Related Articles

• Rotisserie
• Spit (cooking)
• Barbecue
• Cooking techniques