INGREDIENTS
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1 tablespoon olive oil
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1 large leek, white and light green parts only, cut into 1/2-inch pieces
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1 tablespoon unsalted butter
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1 pound white or cremini mushrooms, thinly sliced (about 6 cups)
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1 tablespoon soy sauce
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1/4 cup dry red wine
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5 ounces baby spinach
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Salt and freshly ground pepper
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4 large eggs
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4 slices of whole-grain toast