This ceramic platter is a beautiful example of French majolica, or barbotine dating from the early twentieth century. It is decorated with white and purple asparagus at its interior, and green leaves and purple artichokes on its border. Branded KG Saint Clement. It was sourced from a private collection that was held for over fifty years.

Extract translated from Wikipedia:

The earthenware factory of Lunéville - Saint-Clément is the heir to the prestigious earthenware of Lorraine from the 18th century: Lunéville and Saint-Clément. The Lunéville factory, which was founded around 1730, while that of Saint-Clément was founded around 1758, was in operation until 2022.