Crock Pot Steak in a Tangy Tomato Sauce

Ingredients

• 1.5 lbs round or sirloin steak, tenderized
• 1/2 t salt
• 1/2 t pepper
• 1/3 c onion, chopped
• 1/3 c celery, chopped
• 1 clove minced garlic
• 2 T brown sugar
• 2 t yellow mustard
• 2 T Worcestershire sauce
• 2 t lemon juice
• dash hot sauce
• 1 c tomato soup
• 24oz can diced tomatoes