Cucumber and dill infused water is a refreshing way to stay hydrated with a hint of flavor. Just add cucumber slices and dill sprigs to a pitcher of water and let it infuse for a minimum of two hours ...
If you don’t have time to make the mayo for the tartare sauce, substitute with a good-quality bought mayonnaise. For the fish cakes, put the mashed potato in a bowl and break up with a fork.