Avocado Tea Sandwiches

Name: Avocado Tea Sandwiches
Cook time: 10 min
Total time: 10 min
Cuisine: World Cuisine
Ingredients: 1 avocado, ripe, sliced; 1 tablespoon reduced-fat mayonnaise; 0.5 teaspoon lemon juice; 0.125 teaspoon cracked black pepper; 8 very thin slices wheat bread; 2 ounces thinly sliced smoked salmon; 12 thin slices European cucumber