Sardine spread in oil and cheese

ingredients

1 can sardines in oil 1 pk onion a little grated hard cheese a little lemon juice to taste mayonnaise to taste ketchup

procedure

Mix the sardines with the mayonnaise, add the finely chopped onion, grated hard cheese, season with a teaspoon of ketchup and lemon juice. Serve the spread on bun halves or saltine crackers.