Slow Cooker Beef and Tomato Vegetable Soup

What you need:
1 cup onions, diced
4 large carrots, peeled, halved and sliced into 1 inch pieces
3 large red potatoes, peeled and cut into bite sized pieces
1- 8 ounce container white mushrooms, sliced
1- 14.5 ounce can diced tomatoes
1 cup fresh tomatoes, diced
1 pound beef stew meat (raw or cooked, I used leftover steak)
3 1/2 cups beef broth
1 tablespoon fresh parsley, minced
salt and pepper, if desired

Place all ingredients in a slow cooker and cook on low for 6-8 hours until all veggies are tender.