Certo Recipes for Making Perfect Jellies and Marmalades

“Mother Nature's Jell Maker” — the 1922 leaflet that promised no more boiling the flavour away, with an exact recipe for every fruit.

This site is the complete 1922 book Certo Recipes for Making Perfect Jellies and Marmalades, page by page as originally printed — period spelling, remedies and opinions included. About this edition →

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The Recipes

34 recipes

Highlights

Mint Jelly

Measure water, add 1 teaspoon coloring and stir until dissolved. (If fresh leaves are used add about 1 cupful to the water CERTO…

GENERAL DIRECTIONS FOR ABOVE JAMS (Add sugar and mix well Use) (II)

Add sugar and mix well. Use hottest fire and stir constantly before and while boiling. Boil hard for 1 minute; except RHUBARB…

Cold Process Jelly

Mix thoroughly in small pan (standing in boiling water) 14 cups any fruit juice (fresh or bottled) and ½ bottle CERTO. Add 3 d…

Raspberry and Currant Jam

2 level cups (1 lb.) CRUSHED Raspberries Currants 2 cups (1 lb.) Pulp from Cooked 7 level cups (3 lbs.) Sugar ½ bottle (scant 1/2…

Cherry, Peach, Pear or Pineapple Jelly

3 erps (1½ lbs.) Juice 64 level cups (24 lbs.) Sugar 1 bottle (scant cup) CERTO Berries: Juice is pressed from raw fruit…

Pineapple and Strawberry Jam

4 level cups (2 lbs.) CRUSHED AND CHOPPED Fruit ½ bottle (scant 1/2 cup) CERTO Crush well about 1 qt. ripe berries. Put pineapple…

The Jelly Calculator

The book's exact fruit-sugar-Certo proportions, scaled to however much fruit you actually have.

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Curious Facts

10 genuinely curious things this book actually says, each linked to its page.

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Rights & ReuseThe complete text of Certo Recipes for Making Perfect Jellies and Marmalades (1922) is in the public domain in the United States — like all works published before 1928 — and is free to read, download, quote, teach from, and reuse. This digital edition (its transcription, restored images, and site design) is © 2026 PhotoOpAI, and any editorial commentary we add is clearly marked as ours; the underlying public-domain text carries no such restriction.