Grandpa Bob'S Brisket - cooking recipe

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

Preparation

Rub brisket with barbecue rub and place in oven cooking bag.
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.
Preheat oven to 250 degrees.
Place brisket in oven bag, fat side up, in a roasting pan. Bake until tender, 8-10 hours.
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.