Texas Tortilla Soup
["1/2 stick butter", "1/2 c. oil", "1 large onion, chopped", "4 garlic cloves, minced", "2 large carrots, diced", "6 ribs celery, diced", "1 lb. chicken, cooked and shredded", "1 tsp. ground cumin", "1 tsp. chili powder", "1 tsp. salt", "1 tsp. lemon pepper", "3 dashes Tabasco sauce", "1/2 c. flour", "14 oz. can tomatoes", "4 (10 1/2 oz.) cans chicken broth", "tortilla chips", "grated cheese", "low-fat yogurt"]
["Heat butter and oil in large kettle.", "Saute onion, garlic, carrots and celery.", "Simmer 15 minutes.", "Add cumin, chili powder, salt, lemon pepper, Tabasco sauce and flour.", "Add tomatoes and chicken broth.", "Simmer 1 hour.", "Add cooked chicken and heat thoroughly."]
["butter", "oil", "onion", "garlic", "carrots", "celery", "chicken", "ground cumin", "chili powder", "salt", "lemon pepper", "Tabasco sauce", "flour", "tomatoes", "chicken broth", "tortilla chips", "grated cheese", "low-fat yogurt"]