In a very large skillet add the manwich and water. Stir until blended.

Shred left over roast a bit with a fork make sure you've temoved fat and bone. Stir meat into sauce gently. Stir gently to blend.add the peas, salt and pepper.

Cover tightly and cook over medium heat for about 30 minutes. Stirring periodically. If boiling reduce heat until it's at a slow simmer.

Remove cover and stir making sure the meat is falling apart. Use fork to help it shred if needed.

Cook over low heat another 30 minutes stirring occassionally. Add a little more water if needed. It should be a thick consistancy.

Toast hamburger buns and scoop the mixture over it just like you would a sloppy joe.

*NOTE* You can substitute any left over meat for the roast. You can also use ground beef but make sure to brown the meat and drain it before adding the sauce etc.