2 hours
the marinate stuff you put on it, the meat will be very flavorful considering that the marinate was on it that long
Cooked brisket should not be unrefrigerated for more than 2 hours. At that point, it should be re-heated or refrigerated.
5 to 10 pounds in one cut is the normal range.
Meats are kept better in the freezer. Meats can be kept in the refrigerator for 3 to 4 days if raw and 1 to 2 days longer if cooked. Always place cooked meats in an airtight container.
For 25 people, you should plan on about 1/2 pound of cooked brisket per person, so you'll need approximately 12.5 pounds of cooked brisket. Since brisket typically loses about 30% of its weight during cooking, you'll want to start with around 18-20 pounds of raw brisket. This will ensure that everyone has enough to enjoy, considering some may want seconds.
A brisket is below the chuck in beef. Because of this, if not cooked properly, it will become tough and stringy. Following a good recipe is essential if a cook wants a successful, delicious brisket.
No too risky
Yes, it freezes and keeps that way very well.
Potentially hazardous food should not be unrefrigerated for more than 2 hours. Less time is better.
This is a very good way to store this food. It will stay good for a year or two. Freezing is the best way to keep meats cooked or raw.
Brisket is best if it is cooked at a lower temperature. This takes longer but the result is a tender product. I like to use about a 300 degree oven. A smaller roast (4 or 5 pound) will take 3 to 5 hours. We usually buy a larger roast (15 pounds) and put it in the oven late at night at about 275 and let it bake 8 to 10 hours.