See also: brue hooshum (berry) soapberry (def. 2) soapolallie (def. 1) soapolallie ice-cream
- 1923  Indian Ice Cream.--In Central British Columbia it was made by working to a lather the dried soap berry, and this, when well made has a very tempting appearance.
- 1965  "What did you eat today," I questioned . . . "Nothin' but Soapolalla." Seeing that I was bewildered by that answer, she said, "Indian Ice Cream."