Never Fail Gravy

Directions

1. 1
   Mix flour and butter in medium bowl.Heat large saucepan over high heat and add 2 cups stock,bring to a boil.Cook until reduced to 1/2 cup.Add remaining stock(3 cups) and bring to a boil.
2. 2
   Stir 1 cup into flour mixture,stirring with whisk until smooth.Pour mixture into same saucepan,reduce heat to medium-low and cook until thickened,about 5 minutes.Stir in 2 t.sage,salt and pepper.Let cool and refrigerate,covered,over night.
3. 3
   Remove drippings from turkey roasting pan and place in fat-separating cup or small zip-lock bag placed in measuring cup.Let stand 5-10 minutes to let fat rise to top.Snip of corner end of bag and drain drippings into cup.
4. 4
   Place roasting pan over two burners on medium heat.Add the drippings, the made-ahead gravy base and 2 t.chopped sage.Scrape the pan to loosen the tasty brown bits from the bottom of the pan,reduce the heat and cook,stirring for about 5 minutes.Adjust salt and pepper,to taste.