What Makes A La Maison ("Just like Home" in French) so uniquely different from other liquid soaps? The traditional recipe dates back to 1820 in France when Marseille soap masters developed the famous French milled process. A slow cooking and purifying process which transforms 100% natural vegetable oils into glycerin rich, smooth, lathering soaps, softer to the skin than other liquid soaps also known as detergents. 100% Vegetable OilsLong Lasting and LatheringNo SLS, Parabens or PhthalatesCruelty Free A La Maison. What Makes A La Maison ("Just like Home" in French) so uniquely different from other liquid soaps? The traditional recipe dates back to 1820 in France when Marseille soap masters developed the famous French milled process.