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1
Mix first 5 ingredients in small bowl.
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2
Pat turkey dry with paper towels and place on rack set in large roasting pan.
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3
If not stuffing turkey, place herb sprigs in main cavity.
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4
If stuffing turkey, spoon stuffing into main cavity.
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5
Tie legs together loosely to hold shape of turkey.
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6
Brush turkey with oil.
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7
Rub herb mix all over turkey.
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8
Place turkey neck and giblets in roasting pan.
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9
(Can be prepared 1 day ahead if turkey is not stuffed.
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10
Cover and refrigerate.
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11
Let stand at room temperature 1 hour before roasting.)
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12
Position rack in lowest third of oven and preheat to 425F.
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13
Drizzle melted butter all over turkey.
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14
Pour 2 cups broth into pan.
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15
Roast turkey 45 minutes.
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16
Remove turkey from oven and cover breast with foil.
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17
Reduce oven temperature to 350F.
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18
Return turkey to oven; roast unstuffed turkey 1 hour (roast stuffed turkey 1 hour 30 minutes).
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19
Remove foil from turkey; pour remaining 2 cups broth into pan.
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20
Continue roasting turkey until meat thermometer inserted into thickest part of thigh registers 180F.
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21
or until juices run clear when thickest part of thigh is pierced with skewer, basting occasionally with pan juices, about 1 hour 40 minutes longer.
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22
Transfer turkey to platter; tent with foil.
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23
Let stand 30 minutes.
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24
Reserve liquid in pan for gravy.
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25
Mix flour and Sherry in small bowl until smooth paste forms.
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26
Melt butter in heavy large saucepan over medium-high heat.
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27
Add mushrooms and rosemary and saute until mushrooms begin to soften, about 3 minutes.
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28
(Can be made 3 hours ahead.
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29
Cover flour paste tightly.
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30
Let paste and mushrooms stand at room temperature.)
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31
Discard turkey neck and giblets from pan juices in roasting pan.
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32
Transfer pan juices to large glass measuring cup.
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33
Spoon off fat.
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34
Add enough chicken broth to measure 5 cups; add to saucepan with mushrooms.
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35
Add flour paste and whisk until smooth.
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36
Bring mixture to boil, stirring frequently.
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37
Boil until thickened to light gravy, about 10 minutes.
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38
Mix in cream, thyme and tarragon.
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39
Season with salt and pepper.
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40
Serve turkey with gravy.