Zanussi ZDG 862 Operating Instructions Manual page 22

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Liquid
Use slightly less liquid as there is little evaporation during cooking.
Milk and milk products, for example cream
Add these towards the end of cooking to prevent them from curdling.
Reheating
Cool left over food quickly and then put it in the fridge.
Do not reheat food using the slow cook setting. Reheat food in the usual
way or in a microwave.
Only reheat food once.
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