Tuna Nicoise Sandwich Recipe - (3.9/5)

Ingredients

• 3 tablespoons extra-virgin olive oil
• 2 tablespoons white-wine vinegar
• 1 tablespoon Dijon mustard
• coarse salt and ground black pepper to taste
• 2 (6-ounce) cans oil-packed tuna, drained
• 1/4 English cucumber
• 1/2 small red onion
• 1 (8-inch) round loaf country-style bread
• 3 tablespoons jarred olive tapenade
• 1 cup fresh basil leaves
• 2 large eggs, hard-cooked and sliced