Mom's Slow Cooker Roast

1 rump or inside/outside roast
1 tsp beef bouillon
1 cup boiling water
potatoes
carrots
onions

Sprinkle salt, pepper and garlic salt or powder over the meat.  Brown the roast for 10-15 minutes on both sides in a 325F oven.  Place roast in the slow cooker.  Place veggies, cut small, around the roast.  Mix bouillon and water and pour over meat.  Cook on low 8-10 hours or high 4-5 hours.
To make gravy, add some flour with hot water, into juices in slow cooker.