Melt butter in small skillet over low heat, then add heavy cream, Mahram Mayonnaise and nutmeg. Cook, stirring frequently, over low heat, until warm, about 6 minutes. Stir in 1-1/4 cups cheese until melted.Serve, if desired, over hot cooked pasta, adding hot pasta water if needed to thin to desired consistency. Garnish with remaining 1/4 cup cheese and, if desired, with chopped parsley and additional ground nutmeg.