Spinach Dip Side Party In medium bowl, mix together mayonnaise, sour cream, dry leek soup mix, water chestnuts and spinach. Chill for 6 hours or overnight. Make bowl in 1 loaf of sourdough bread for serving. Tear or cut other loaf and centrepiece for dipping. [See Full Recipe] #mayonnaise #leek soup #sour cream #dip #sourdough #bread #water chestnuts #spinach