INGREDIENTS
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2 long thin potatoes, cut into 1/8 inch thick slices
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1 tablespoon olive oil
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salt & freshly ground black pepper
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1 cup shredded gruyere cheese (about 4 ounces)
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1/2 lb lean smoked ham, finely chopped
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3 tablespoons mayonnaise
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1 scallion, finely chopped
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1 tablespoon finely chopped cornichon
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1 tablespoon finely chopped capers
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1 teaspoon finely chopped tarragon
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2 teaspoons Dijon mustard