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1
With sharp knife, cut beef across the grain into slices about 3 inches long and 1/4 inch thick.
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2
In bowl, combine beef, soy sauce, 1 tablespoon oil, 1 teaspoon cornstarch, and 1/2 teaspoon sugar; set aside to marinate 15 minutes.
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3
Meanwhile, with paring knife, cut a thin slice off the bottom of each broccoli stalk and discard the dried end.
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4
Remove any leaves and, from cut end, pull thick, fibrous skin upward toward flowerets to remove.
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5
Cut broccoli flowerets off stalks into 2 1/2-inch lengths.
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6
Split broccoli flowerets lengthwise into thinner pieces if stalks are thicker than 1/2 inch.
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7
Cut remaining peeled stalks diagonally into thin slices.
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8
Cut mushroom caps into 1/4-inch-thick slices.
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9
Cut onions into 1-inch lengths; set vegetables aside.
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10
In cup, combine 1/2 cup water, the remaining 1 tablespoon cornstarch and 1 teaspoon sugar, the sherry, oyster sauce, sesame oil, and salt; set aside.
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11
Just before serving, heat wok or large skillet over high heat until hot.
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12
Add 1 tablespoon oil and swirl it around to coat bottom of wok.
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13
Add ginger and, with slotted spoon, stir-fry 15 seconds.
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14
Add slices of broccoli stalks and stir-fry 2 minutes.
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15
Add remaining 1/2 cup water and place broccoli flowerets on top of stalks.
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16
Cover and reduce heat to simmer broccoli until crisp-tender -- about 3 minutes.
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17
Transfer broccoli and ginger with any remaining water to medium-size bowl.
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18
Reheat wok over high heat.
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19
Add remaining 1 tablespoon oil and half of the marinated beef.
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20
Stir-fry beef until lightly browned on all sides.
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21
Remove beef to bowl with broccoli.
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22
Add remaining beef and stir-fry until browned.
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23
Remove to bowl.
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24
Set aside.
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25
Add garlic and green onions to wok; restir cornstarch mixture and pour into wok.
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26
Cook until thickened and bubbly.
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27
Return beef-and-broccoli mixture to wok; stir-fry until coated with sauce.
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28
Transfer to serving dish and serve immediately.
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29
*Note: Oyster-flavored sauce is available in the ethnic food section of the supermarket and in Asian markets.
