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  | Pate a bombe: | 
  | • | 225 g. egg yolks | 
  | • | 150 g. sugar | 
  | • | 2 sheets gelatin, bloomed | 
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  | Method: | 
  | 1. | Place the sugar in a pot and add enough water to create a quicksand consistency. Place the yolks in the bowl of a Hobart stand mixer and whip until light and frothy. While whipping, cook the syrup over medium-high heat to 248°F and add the gelatin. Continue whipping eggs and quickly stream in the hot syrup. Continue whipping until the pate a bombe is cool and fluffy, about 5 minutes. | 
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  | Pear parfait: | 
  | • | 400 g. heavy cream | 
  | • | 375 g. The Perfect Purée Pear Puree,  thawed | 
  | • | 2 tbsp. Poire Williams | 
  | • | 3/4 tsp. citric acid | 
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  | Method: | 
  | 1. | Whip the cream to soft peaks. Combine the purée, liquor, and citric acid. Fold the pear puree into the Pate a Bombe, then fold in the whipped cream. Place in molds and refrigerate to set. | 
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  | Fizzy Meringue: | 
  | • | citric acid | 
  | • | lemon juice | 
  | • | gelatin, bloomed | 
  | • | whites | 
  | • | sugar | 
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  | Method: | 
  | 1. | Warm the lemon juice and add citric acid and gelatin to dissolve. Fill a siphon with the liquid and charge with three NO2 cartridges. | 
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  | Concord Grape Sorbet: | 
  | • | 8 cups concord grapes | 
  | • | water, enough to cover grapes | 
  | • | 2 cups sugar | 
  | • | 6 g. PreGel ice cream stabilizer | 
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  | Method: | 
  | 1. | Place the grapes, water and sugar to a simmer. Whisk in the stabilizer. Process in a Waring food processer and strain. Freeze in the Bravo ice cream machine according to the manufacturer’s instructions. | 
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  | To Assemble and Serve: | 
  |  | Place the Pear Parfait on a plate and siphon some of the Fizzy Meringue around the parfait. Quenelle the Concord Grape Sorbet near the parfait. |