Name: Brussel Sprouts
Ingredients: ½ ounce sulphite of copper; 12 gallons water

Brussel Sprouts

Ingredients

½ ounce sulphite of copper
12 gallons water

Directions

Prepare blanching water by dissolving ½ ounce of sulphite of copper in 12 gallons of water.
Blanch the brussel sprouts in the boiling water for the same duration as cauliflower.
Cool the sprouts in cold running water after blanching.

Recipe from a historical cookbook (Internet Archive).

Transcribed from a scanned cookbook and modernised for today's kitchens. Where the book gave no heat or time, or said "a moderate oven", the temperatures and times here may be modern equivalents rather than the book's own figures.