1/2 cup mayonnaise |
1/4 cup pitted kalamata olives, finely chopped |
1/2 teaspoon anchovy paste |
1 (12-ounce) can solid white tuna, drained and flaked |
2 hard-cooked eggs, chopped |
1/4 cup chopped red onion |
2 tablespoons olive oil |
2 teaspoons white wine vinegar |
1/2 teaspoon coarsely ground pepper |
8 slices potato bread |
1 cup loosely packed arugula or spinach leaves |
8 slices tomato |
