Italian-Style Tuna Salad

Details

Ingredients

• 3 tablespoons olive oil
• 1 tablespoon red wine vinegar
• salt and ground black pepper to taste
• 2 slices Italian bread, cubed
• 3 tomatoes, cut into small pieces
• 1 medium cucumber, peeled and thinly sliced
• 1 small onion, thinly sliced
• 1 (5 ounce) can tuna, drained
• 20 black olives
• 1 tablespoon capers