Grandpa Bob's Brisket

This is from Taste of the South Magazine.

• Ready In: 18 hrs 15 mins
• Serves: 12

Ingredients

• 6  lbs beef brisket
• 2  tablespoons  dry  barbecue seasoning (rub)
• 2 (2 ounce) envelopes  dry onion soup mix
• 1  medium onion, chopped
• 1  cup barbecue sauce
• 1  cup water
• 1⁄2 cup Worcestershire sauce
• 1⁄2 cup soy sauce

Directions

1. Rub brisket with barbecue rub and place in oven cooking bag.
2. In small bowl, combine onion soup mix, onion, barbecue sauce, 1 cup water, Worcestershire sauce, and soy sauce. Add mixture to oven bag with brisket. Seal, and refrigerate overnight or at least 8 hours.
3. Preheat oven to 250 degrees.
4. Place brisket in oven bag, fat side up, in a roasting pan. Bake until tender, 8-10 hours.
5. Remove brisket from sauce, reserving sauce. Slice brisket across grain. Strain sauce, reserving liquid and discarding solids. Skim fat from sauce and serve with meat.