Reply To: What to eat B4Tisha b'Av starts Home › Forums › Decaffeinated Coffee › What to eat B4Tisha b'Av starts › Reply To: What to eat B4Tisha b'Av starts July 27, 2012 8:50 pm at 8:50 pm #887976 mr jerry jMember I have been eating watermelon before fast days for years and find that I have not been thirsty during the fasts.