I can't really eat tinned fish any more because I once went on a carb-free diet that involved so much tinned fish that it put me right off. Still, tinned tuna is a store-cupboard staple that provides the basis for lots of cheap, cheerful, and healthy meals.
Tesco Finest Albacore Whole Tuna Steak 200g
Price (€3.99) Price per 100g, €1.99
This is individually pole and line-caught and served in a blend of olive and extra virgin olive oil and caught in the Pacific Ocean (produced in Spain).
Per 100g (drained): 205 calories, 25g of protein 11.7g fat and 0.1g sugar.
Marks and Spencer Pole and Line Caught Tuna Steak in spring water 200g
Price (€2.09) Price per 100g, €1.04
Caught in the Maldives, this is clearly the best diet option - without the presence of oil the fat content plummets.
Per 100g (drained): 115 calories, 27g of protein, 0.0g sugar and 0.5g of fat.
Aldi Ocean Rise Pole and Line Caught Tuna Steak 200g
Price (€1.39) Price per 100g, 69c
This is served in sunflower oil and the fish comes from Thailand. The flavour is good and it's line caught too. Aldi wins on price.
Per 100g (drained): 133 calories, 22.5g of protein, nil sugars and 4.8g fat.