3 lb Beef Chuck Roast
1/2 c Chopped onion
1/2 c Chopped Celery
1/2 c Chopped Green Pepper
1 x Water
1 1/2 c Catsup
3 T Hot Taco Sauce
2 T Brown Sugar
2 T Vinegar
2 ea Cloves Garlic, Minced
1 ea Bay Leaf
1 t Salt
1 t Dry Mustard
1 t Chili Powder
8 ea Hamburger Buns
Place meat, onion, celery and green pepper in Dutch oven; cover with water. Cover tightly and cook slowly 2 1/2 to 3 hours or until tender. Remove meat; cool, shred and return to cooking liquid. Add catsup, taco sauce, brown sugar, vinegar, garlic, bay leaf, salt, mustard and chili powder. Cook slowly 1 hour. Remove bay leaf; serve on buns.