If you have previously recommended this thread, you should see a tick / check mark on the recommend button. Click the tick to undo the recommendation (the tick may appear to change to a cross as you do this.) If you added a comment with your recommendation, you will need to delete that from your facebook wall separately.
In my ridiculous tiredness just realised the wool wash I put on earlier went on a normal wash. Don't care about my dh old jumper but 3 beloved handmade cardigans of my 3mo look smaller and feel a bit hard?! Can I rescue them or have I ruined them?