These are the ingredients needed.
Put the tuna in the bowl with 2 tablespoons of mayo.
Then mix the tuna with a spoon. Make sure to brake the big pieces with the spoon. If you want, you can add salt and pepper too.
Now you can put the tuna fish on bread or toast with some lettuce, and you may add a pickle. Also,other options include adding chopped celery and onions to the tuna fish and using sprouts.