I gave my non-Rotweiller dog some Valium this morning. In a ball of cheese. True story. She gets some twice a day but sadly the vet says she's not allowed to share it with me
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I suspect chard is not remotely worth the effort you're putting into tracking it down.
Is it anything like kale. There is no point to kale apart from making crispy seaweed.
Mmmmmm, weed. 