CROCK POT STEAK SOUP

3 c. water
2 sm. onions, chopped
3 stalks celery, chopped
2 carrots, sliced
1 (1 lb.) can tomatoes
1 tsp. pepper
1 tbsp. monosodium glutamate
1 (10 oz.) pkg. frozen mixed
vegetables
1 lb. coarsely ground beef or stew
meat, browned and drained
2 to 4 tbsp. beef base or granules
1/2 c. butter
1/2 c. flour

Put all ingredients except butter and flour in crock pot. Cover and cook on low 8 to 10 hours. One hour before serving, turn to high. Make a roux of 1 stick melted butter and 1/2 cup flour. Stir until smooth. Pour into crock pot and stir until thickened. Cook soup on high until thickened.