Slow Cooker Swiss Steak Supper

1 1/2 lbs boneless round steak
1/2 tsp peppered seasoned salt
6-8 new potatoes, cut into fourths
1 1/2 cups baby cut carrots
1 medium onion, sliced
1 can diced tomatoes with basil, garlic and oregano undrained
12oz beef gravy
parsley

Cut beef into 6 pieces.  Spray a 12" skillet with cooking spray; heat over medium high heat.  Sprinkle beef with seasoned salt.  Cook in a skillet 6-8 minutes turning once until brown.
Layer potatoes, carrots, beef and onion in the slow cooker.  Mix tomatoes and gravy, spoon over mixture.
Cover and cook on low heat 7-8 hours or until beef and veggies are tender.