Store › A Delicious Minty Biscuit Mug Image 1 of 2 Image 2 of 2 A Delicious Minty Biscuit Mug £12.00 Enjoy a warm cup of tea and a minty biscuit. relive the classic phone call on a mug.11oz ceramic mug.Glossy white finish.Dishwasher and microwave safe. Add To Cart Added! Enjoy a warm cup of tea and a minty biscuit. relive the classic phone call on a mug.11oz ceramic mug.Glossy white finish.Dishwasher and microwave safe.