amy's steak soup

1 lb. round steak
1 medium onion, diced
1 stalk celery, diced
2 carrots, diced
1 cup flour
1/2 lb margarine
1 large package frozen mixed vegetables
1 can (16-17 oz.) tomatoes - cut up - don't add the juice
8 cups water
4 t. beef granules
salt and pepper

melt butter and slowly stir in 1 cup flour. add 2 cups water. add all other ingredients except steak. (try and make soup with only 7 cups of water, add last cup if necessary) in a separate pan, brown steak and drain off grease. add to soup. simmer 3-4 hours until vegetables are cooked. (can also be made in the crock pot and cooked all day on low.) if soup is not thick enough, add 1/4-1/2 stick butter and slowly add flour.