Look for salmon in pouches in the canned fish section of the supermarket. A hearty white bread has sufficient heft to stand up to the sandwich filling. Slices from a bakery artisan loaf would dress up the sandwich even more.
1 large lemon
1/4 cup light mayonnaise
1/2 teaspoon freshly ground black pepper
2 (7-ounce) packages salmon
3/4 cup thinly sliced cucumber
8 (1-ounce) slices white bread
How to Make It
Finely grate 1 teaspoon lemon rind; squeeze 3 tablespoons juice from lemon over a medium bowl. Add rind, mayonnaise, and pepper to bowl; stir well. Let stand 5 minutes. Add salmon to bowl; stir until well blended.
Layer cucumber evenly over 4 bread slices; top each with about 1/2 cup salmon mixture. Top with remaining 4 bread slices.