Yes aluminum food containers are recyclable but only if you have the food residue removed from the food container.
So if you want to recycle your aluminum food container you need to wash the food out of the aluminum food container first and then place it in the recycle bin.
Aluminum food containers and aluminum foil can be recycled as it's aluminum and aluminum is easily recycled but the food makes it hard to recycle it.
So make sure the aluminum food containers and aluminum foil is clean and free of any food residue and they will take it in the recycle bin.
Aluminum can be recycled over and over.