Wash beans thoroughly; drain and cut into lengths to fill pint jars. Pack beans into clean, hot jars; add pepper, mustard seed, dill seed and garlic. Combine vinegar, water and salt; heat to boiling. Pour boiling liquid over beans, filling to 1/2-inch of top of jars. Put caps on jars and screw band tight.
Place in water bath canner with water to cover jars. Process in boiling water for 5 minutes after water begins to boil. Remove jars and place on rack to cool before storing.
Yield 7 pints.
Cajun Country -- New Iberia, Louisiana