Add in the flour, and stir with the butter and oil until the mixture is a caramel-colored paste, about 2 minutes. Add the celery, green bell pepper and onion, and stir to coat vegetables with the ...
Add in the flour and stir with the butter and oil until the mixture is a caramel-colored paste, about 2 minutes. Add the celery, green bell pepper and onion and stir to coat vegetables with the ...