List of ingredients:

3 cans of Maine sardines, (about 4 oz each).
1/2 cup of butter, softened.
2 tablespoons of prepared mustard.
10 slices of sandwich bread.
Pimiento strips.

Method:

Drain the sardines and split in half lengthways.

Combine the butter and mustard.

Spread the butter/mustard mixture on the bread.

Remove the crusts from the bread.

Cut each slice of bread into thirds.

Place a sardine half on each piece of bread.

Garnish with pimento strips.

Source: Sardine Recipes.