An original way to make homemade burgers. With fish and a mayonnaise caper sauce, it will surprise any sandwich fan! Ingredients Capers - 3 tablespoons Mayonnaise - 4 tablespoons Butter - 2 tablespoons Rapeseed oil - 2 tablespoons Hot paprika - 0.5 teaspoon Fresh parsley - 1 tablespoon Iceberg lettuce…