hmmm brown sauce isnt really the problem, the problem is have you tried washing it? or how long the stian is there for it may have bleached your t-shirt. best to take it to a proffessional a compentant dry cleaner should know exactly what steps to take to remedy such issues then they may help you in advising you correctly, otherwise visit my shop @ 173 york way london n7 9ln
shan kurrim, May 2005