INGREDIENTS
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1/2 cup unsalted butter
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4 cups chicken broth, divided
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1/2 cup all-purpose flour
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1/4 cup dried onion flakes
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1 dash hot pepper sauce
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1 teaspoon ground black pepper
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1/2 teaspoon dried thyme
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1 bay leaf
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1 (8 ounce) can carrots, drained
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1 (8 ounce) can white potatoes
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2 cups diced cooked chicken
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4 slices Swiss cheese
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1 sheet frozen puff pastry, cut into four squares
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1 egg, beaten with
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1 tablespoon water