Earthenware slag plate from Bourguignonne, vintage

Earthenware escargot baking dish from La Bourguignonne with 2 handles. The escargot or snail baking dish is ceramic glazed and there can be 12 snails in the wells as they call the recesses. The vintage oven dish is in good condition, is beige on the inside and warm brown on the outside. Marked at the bottom with La Bourguignonne made in France.