Grizzly's Wild Rice Soup

1 tablespoon olive oil
1 onion , chopped
2 cloves garlic , minced
1 teaspoon poultry seasoning
1 cup celery , sliced
1 cup carrots
2 tablespoons flour
1 cup finely diced cabbage
8 cups chicken broth
2 cups cooked chicken
1/2 large red pepper , diced
1/2 cup wild rice
1 1 /2 cups mushrooms
salt and pepper to taste

Heat olive oil in a large pot over medium high.
Cook onion and garlic until slightly softened.
Add carrots, celery, poultry seasoning and flour.
Cook an additional 2-3 minutes.
Add remaining ingredients except wild rice.
Let simmer 15 minutes.
Add rice and continue cooking uncovered for about 35-40 minutes or until rice is tender.
Season with salt and pepper and serve.