Can You Freeze Unused Baby Food. “homemade baby fruits and vegetables should be used within 24 to 48 hours, storing any unused and uncontaminated portions. You can freeze baby food in two ways.

You need to defrost them in the fridge, microwave or steam from frozen. * according to paediatricians, a jar that has been opened must never be left in the fridge for more than 24 hours. Yes, it is perfectly healthy for your baby.