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1
Place a pot of water on the stove and bring to a simmer.
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2
Cover until ready to cook the noodles.
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3
To make the Parsley butter, in a food processor, combine the butter, garlic, parsley,s alt and sour cream.
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4
Process until smooth, then set aside.
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5
To cook the chicken, in a very large nonstick pan, heat 2 TBS of the olive oil over a medium high heat until hot.
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6
Add the chicken and sprinkle with salt and pepper.
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7
Saute for 4 to 5 minutes, until the chicken is lightly browned on the outside and about 3/4 cooked.
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8
With a slotted spoon, remove the chicken from the pan to a plate and set aside, keeping the pan on the heat.
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9
Add the remaining 1 TBS oil to the pan, then add the onions and mushrooms.
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10
Stirring often, cook for 2 to 4 minutes, until the onions are tender.
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11
Add the wine, turn the heat up to high and cook until the wine is almost evaporated, 4 to 6 minutes.
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12
Meanwhile in a small bowl, mix together the Worcestershire, beef stock, and cornstarch until smooth.
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13
Add the mixture to the pan after the wine has evaporated, and bring to a boil.
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14
The sauce should thicken slightly.
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15
Stir in the 3/4 cup of sour cream, then add the reserved chicken.
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16
Cook until heated through.
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17
Meanwhile, cook the noodles according to the package directions until just tender.
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18
Drain well and place back in the cooking pot.
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19
Add the Parsley butter and stir until well coated.
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20
Divide the noodles among large individual pasta bowls and top with the chicken and sauce.
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21
Garnish each serving with a dollop of sour cream and a parsley sprig.