food colouring

I've just finished fermenting, stabilising and clearing my annual apple wine. Due to the close attention of a family of squirrels my Cox's Orange Pippin tree has been decimated of fruit this year, and so I visited the local feral trees on a nearby patch of common land, and collected a good...

Hi all A friend and I are brewing a golden ale, it's currently fermenting in the bucket, we're going to transfer it to bottles soon. I am hoping to make a few of them bright green as a novelty. If I added food colouring to a few of the bottles at the bottling stage, will this negatively affet...