Hearty tuna sandwiches for two, Served with romaine and a tangy sauce.
Into a medium sized bowl, break up the tuna with a fork. Add the finely chopped sweet onion, diced baby dill pickles, mayonnaise and mustard. Use a fork to combine well.
Salt and pepper the tuna filling to taste.
Toast the 4 slices of bread and lightly butter.
Place 2 pieces of toast on a cutting board and spoon on half of the tuna mixture.
Top with a lettuce leaf.
Place the second toast on top, and cut into halves to serve.