2-3 Yukon gold potatoes, peeled and chopped
8 to 10 small islands
1 sweet onion
2 to 3 lbs. Roast beef or roast beef around the eye
10-3 / 4 ounce. Campbell cream can of mushroom soup
1-1 / 2 oz. Pkg. Mix onion lipton soup
Arrange vegetables in a slow cooker.
Place the roaster on top.
Spread the soup on the roast. Sprinkle with soup mix.
Do not use water.
Cover and cook over low heat for 9 to 10 hours.
Make 4 to 6 servings