What are some delicious ways to make gravy without using flour as an ingredient?

One delicious way to make gravy without using flour is to use cornstarch or arrowroot powder as a thickening agent instead. Simply mix either of these with a small amount of cold water to create a slurry, then whisk it into your gravy until it reaches your desired consistency. This method is gluten-free and can result in a smooth and flavorful gravy.