Simple But Oh So Good Crockpot BBQ Venison Roast or Beef or Pork!

1 Large. Roast about 4 lbs.
2 large onions chopped
1& 1/2 cups of your favorite BBQ sauce
Place roast in crockpot. Add onions. Pour sauce over all. Let cook on low 7 hours, Falls apart & great on a crusty roll or as a wonderful main dish to serve with your favorite side dishes.