Melt in your mouth Pot Roast

2-4 potatoes, pared & diced
2-3 carrots, pared & diced
1-2 onions, peeled and diced
salt & pepper
3-4 lb beef brisket, rump roast or pot roast
1/2 c. water or beef stock

put half veggies in bottom of crockpot. S&P meat, then put in pot. Add remaining veggies, liquid and S&P. Cover and cook on low for 10-12 hours or on high for 5-6 hours. Remove and serve.