1 3-5 Lb rump roast, trimmed
1 pkg onion soup mix
1 can cranberry sauce, jellied
2 tablespoon butter-softened
2 tablespoon flour
Rinse rump roast and pat dry. Sprinkle onion soup mix in bottom of crockpot. Place rump roast in next; spoon cranberry sauce around and over roast. Cover and Cook on low 10-12 hours. Remove roast from crockpot and allow to rest while you thicken gravy. Turn crockpot up on High. Blend softened butter and flour into a paste. Whisk it into the gravy. Cover and cook on high for about 10 minutes, until thick. Slice roast into 1/4 inch thick slices and serve with gravy.