Tex Mex Beef Barbecue

1 (6 pound) beef brisket
2 (16 ounce) bottles barbecue sauce (your choice)
2 envelopes chili seasoning
6 cloves garlic, chopped
2 teaspoons lemon juice
2 tablespoons Worcestershire sauce
1 cup chopped onion

Combine all ingredients, except the meat, in a large crock pot. Stir well. Add meat and stir well to coat. Cover and cook on LOW for 10 hours or on HIGH for 5 hours.

Remove the meat and shred. Return the meat to the crock pot. Stir well.