 Her main contribution was to have initiated a dynasty of entrepreneurial cheesemakers who developed the production of Camembert cheese on a large scale, notably her grandson Cyrille Paynel, born in 1817, who created a cheese factory in the commune of Le Mesnil-Mauger in Calvados at France.Marie Harel was born Marie Catherine Fontaine on April 28, 1761, at Crouttes (Orne), near Vimoutiers in Normandy.On May 10, 1785, in Camembert, Orne, she married Jacques Harel, a laborer at Roiville.