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1
Preheat oven to 450F.
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2
Line rimmed baking sheet with parchment paper.
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3
Pierce eggplants all over with fork.
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4
Transfer, cut side down, to baking sheet.
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5
Roast until tender, about 45 minutes.
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6
Cool slightly.
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7
Remove peel and discard.
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8
Cut eggplants into large pieces.
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9
Rinse eggplant pieces under running water.
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10
Drain well.
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11
Set aside.
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12
Char bell peppers over gas flame or in broiler until blackened on all sides.
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13
Enclose in paper bag 10 minutes.
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14
Peel, seed and coarsely chop peppers.
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15
Heat oil in large pot over medium-high heat.
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16
Add onions and leek and saute until tender, about 5 minutes.
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17
Add garlic; saute 1 minute.
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18
Stir in eggplant, peppers, chicken stock, and tomato paste.
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19
Bring to boil.
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20
Reduce heat to medium and simmer uncovered until vegetables are tender, about 45 minutes.
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21
Stir in basil and thyme.
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22
Cool slightly.
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23
Working in batches, puree soup in blender until smooth.
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24
Return soup to pot.
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25
Season with salt and pepper.
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26
Add butter and lemon juice; stir over low heat until soup is heated through, about 5 minutes.
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27
(Can be made 1 day ahead.
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28
Cover and chill.
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29
Bring to simmer before continuing.)
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30
Transfer to large bowl; garnish with Parmesan.