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1
Place beans in heavy large pot with enough cold water to cover by at least 3 inches.
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2
Let stand overnight.
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3
Char chilies over gas flame or in broiler until blackened on all sides.
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4
Enclose in paper bag; let stand 10 minutes.
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5
Peel, seed, and chop chilies.
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6
Set aside.
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7
Drain beans.
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8
Return to pot.
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9
Add enough cold water to pot to cover beans by 3 inches.
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10
Simmer until beans are almost tender, stirring occasionally, about 1 hour.
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11
Drain well.
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12
Melt butter in clean heavy large pot over medium heat.
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13
Add onions and saute until tender, about 15 minutes.
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14
Add flour and stir 5 minutes (do not brown).
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15
Gradually whisk in chicken broth and half and half.
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16
Simmer gently until thickened, about 10 minutes.
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17
Add reserved white beans and roasted chilies, shredded chicken, and next 5 ingredients.
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18
Simmer gently to blend flavors, about 20 minutes.
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19
(Chili can be made 1 day ahead.
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20
Chill until cold, then cover and keep chilled.
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21
Rewarm before continuing.)
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22
Add grated cheese and sour cream to chili; stir just until chili is heated through and cheese melts (do not boil).
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23
Ladle chili into bowls and garnish with cilantro and green salsa.
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24
Serve.
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25
Also known as California chilies; available at Latin American markets and many supermarkets.