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1 1/2 lb. ground beef
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1 tsp. salt
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1 cup fresh bread crumbs
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1/4 tsp. pepper
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1 onion, finely chopped
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4 oz. Tomato sauce (half of 8 oz. can)
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1 egg, beaten
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4 oz. tomato sauce (other half of can)
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2 tsp. prepared mustard
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3 Tbsp. vinegar
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2 tsp. Worcestershire sauce
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3 Tbsp. brown sugar
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