conserve means: Mixture of fruit, sugar and other ingredients. Often, raisins and nuts are added. (in Cooking Dictionary)

What else does conserve mean?

Whole French fruit can be preserved with sugar by boiling it in water and then used as jam. (in Cooking Dictionary)

Preserve to protect against loss and harm (in Merlin Dictionary)

Use sparingly and with care, to avoid waste. (in Merlin Dictionary)

A method to keep constant a quantity through evolutionary or physical changes or chemical reactions. (in Merlin Dictionary)

Conserve fruits with sugar (in Merlin Dictionary)

Jam made from fruits that have been boiled in sugar. (in Merlin Dictionary)