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1
Peel and devein shrimp; reserve shells.
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2
Coarsely chop shrimp.
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3
Place shrimp in small bowl; cover and refrigerate.
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4
Melt 1 tablespoon butter in heavy medium saucepan over medium heat.
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5
Add onion and celery.
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6
Cover and cook until tender, stirring occasionally, about 5 minutes.
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7
Add reserved shrimp shells, 3 cups cold water and next 5 ingredients.
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8
Bring liquid to boil.
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9
Reduce heat to low and simmer until liquid is reduced to 5 cups, about 30 minutes.
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10
Strain shrimp stock; discard solids.
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11
Melt 4 tablespoons butter in heavy large pot over medium heat.
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12
Add flour and whisk until mixture bubbles but does not brown, about 3 minutes.
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13
Whisk in Madeira and tomato paste, then shrimp stock.
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14
Simmer until mixture thickens slightly, about 8 minutes.
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15
(Can be prepared 1 day ahead.
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16
Cool slightly.
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17
Cover and refrigerate.
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18
Bring soup to simmer before continuing.)
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19
Mix in half and half.
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20
Cook until soup is heated through (do not boil).
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21
Season soup to taste with salt and pepper.
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22
Meanwhile, melt remaining 2 tablespoons butter in heavy large skillet over medium-high heat.
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23
Add zucchini and red bell pepper.
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24
Saute until vegetables are crisp-tender, about 3 minutes.
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25
Add reserved shrimp.
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26
Saute just until shrimp are cooked through and vegetables are tender, about 3 minutes longer.
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27
Season shrimp mixture with salt and pepper.
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28
Spoon 1/3 cup shrimp mixture into center of each bowl.
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29
Ladle soup around shrimp mixture and serve.