Ingredients
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6 slices rye bread
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6 tablespoons butter, softened
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1 pound ground beef
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3⁄4 teaspoon ground black pepper
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1⁄2 teaspoon sea salt
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1⁄4 teaspoon onion powder
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3 tablespoons mayonnaise
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2 tablespoons ketchup
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1 tablespoon real bacon bits
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1 teaspoon sweet relish
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1 teaspoon white sugar
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6 slices cheddar cheese
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6 slices Provolone cheese
