Ingredients:
- 1 tablespoon olive oil
- 1 1/2 cups chopped leek (white and pale green parts only)
- 1/2 cup chopped celery
- 1 garlic clove, minced
- 2 cups 1/2-inch pieces peeled turnips
- 2 cups 1/2-inch pieces peeled rutabagas
- 2 cups 1/2-inch pieces peeled russet potatoes
- 2 cups sliced carrots
- 1 28-ounce can diced tomatoes in juice
- 4 14 1/2-ounce cans vegetable broth or low-salt chicken broth