The second beer of Tartarus' Seasons trio. For this set they've brewed 3 identical IPAs, but changed one ingredient. Can you figure out the difference?
 
Vegan.
 
6.1% ABV. 1 Litre.
 
Don't forget! If you don't have an empty bottle to return, you'll need to add a £3 growler deposit to your order. Please see Draught Beer page for details.