Yes plastic containers are safe for freezing food as long as they are labelled freezer safe just like plastic bags.
Can you freeze homemade baby food in plastic containers.
According to the united states department of agriculture you can freeze almost any foods except for foods in cans unless you remove them from the can before freezing and eggs in shells.
On the other hand you can consider using pyrex glass containers with lids to freeze microwave and store food.
These plastics are quite safe and can be used for years.
Leftover veg scraps can also be saved for making soups or broths at a later date.
Using glass helps to minimize waste of plastics like zip lock bags and plastic containers going into the environment.
Freeze baby food in safe ok to freeze plastic containers instead.
You can use most normal plastic containers if you are storing food it in a fridge.
Usually the best plastic container to store frozen food is a moisture vapor resistant plastic container with a lid.
But temperature in a freezer 18 c is much lower which will cause normal plastic container to deteriorate and when you reheat the food it might leach harmful chemicals.
Keep fresh baby food in an airtight container for up to 3 days in the fridge.
Use a regular ice cube tray to freeze a silicone ice cube tray with a lid or a small freezer bag with the contents pressed flat.
Glass baby food jars can crack in the freezer as the food expands and plastic containers are not designed to preserve the food well.