Zucchini Marmalade - cooking recipe

Ingredients

5 cups shredded zucchini (unpeeled)
2 oranges, rind and all finely chopped
2 tablespoons lemon juice
5 cups sugar

Preparation

Mix ingredients and bring to a boil.
Boil rapidly stirring for 20 minutes.
Add 1/2 bottle certo and boil again for 1 minute.
Skim if necessary and pour into jars.