Pig-Shaped Terracotta Tabletop/Tableside Sausage Cooker "Assa Chourico" Made in Portugal
Stamped J.A.S. Portugal

Measures approximately 11.5 inches long x 4.75 inches wide x 3.5 inches high. 
Depth is approximately 2 inches.

YouTube has many instructional videos on the use of this type of cooker.