Ingredients

1/4 of white onion, thinly sliced

1/8 of a small red onion, thinly sliced

2 tablespoons extra-virgin olive oil, plus additional for drizzling

1 tablespoon red-wine vinegar, plus additional to taste

1/4 teaspoon salt, plus additional to taste

black pepper to taste

1 6-ounce can tuna packed in olive oil (see above) including olive oil

lemon juice to taste

• 2 kaiser rolls, plain
• lettuce leaves, combination of Boston, green-leaf, or other green leafy lettuce
• 8 tomato slices
• 6-8 hard-boiled eggs slices
• 4 anchovy fillets, drained
• Niçoise olives
• scallions, chopped
• radishes, sliced

Description

This Tuna Sandwich Is All About Olive Oil. Use The French Stuff If Possible; Otherwise, Any Mild Olive Oil Will Do—save That Fancy Super-Tuscan...

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