How to Make a Year-Old Edible Sandwich Using Proper Food Preservation Techniques

Back in June, Andy George of How To Make Everything demonstrated how he was able to make a year old edible sandwich by using a few different techniques to preserve all of his food items.

• 'The Charted Sandwich Board' Art Print by Pop Chart Lab Features a Mouthwatering Menu of 90 Hand-Drawn Sandwiches
• How to Make Edible Roses Out of Bacon
• Designer Produces a 3D-Printed Edible Morsel Using Both Technical and Natural Processes