vintage terra cotta casserole dish, specifically a "Gourmet Topf" from 1981 pig

The item is a vintage terra cotta casserole dish, specifically a "Gourmet Topf" from 1981, shaped like a mother pig with piglets. Here's some information about it: It is made of terra cotta clay. It functions as a roaster or baker. It is designed for oven, grill, stove, and microwave use. Cooking in clay is believed to offer health benefits and enhance food quality. Before using, it should be soaked in cool water for 10-15 minutes and placed in a cool oven to heat gradually with the oven. These types of dishes were made in various animal shapes, including goose, cow, turkey, and duck. It's recommended to avoid sudden temperature changes to prevent cracking.