1 (4-5 pound) sirloin tip roast

1 onion, chopped

10 small yellow potatoes

3 carrots, peeled and chopped

1 large sweet potato, peeled and chopped

3 large celery stalks, trimmed and chopped

4 tablespoons flour

Sauce (lots of variations based on personal taste)

1 can of diced tomatoes

1/4 cup brown sugar

1 tablespoon cumin

1 teaspoon coriander

1 teaspoon curry powder

1 teaspoon onion powder

1 teaspoon celery seed

1 teaspoon mustard powder

1 teaspoon nutmeg

2 teaspoons chili pepper

2 teaspoons garlic powder

1/2 teaspoons ground ginger

Arrange the sweet potato, potatoes, carrots, onion and celery in the bottom of the slow cooker. Season beef with salt and pepper and coat the meat with the flour. Place the roast on top of the vegetables.

Mix together the ingredients for the sauce in a bowl.  Cover top of meat with the sauce.  Cook for 8-10 hours in a slow cooker.