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Preheat the oven
to 325°F/170°C/gas 3. Line a cookie sheet with
rice paper.
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Spread the almonds out on a large
baking sheet. Toast in the oven for 7 minutes, or until lightly golden.
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Transfer to a food processor,
add the superfine sugar, and process until finely
chopped.
-
Transfer to a large bowl. Stir in the
confectioners' sugar, lemon peel, and lemon extract.
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Beat the egg white in a small bowl with an
electric mixer at high speed until stiff peaks form.
Fold the beaten white into the almond mixture.
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Spread the mixture into
1-inch (2.5-cm) squares on
the prepared cookie sheet. Cover with a clean
kitchen towel and let stand in a cool place
overnight.
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Preheat the oven to 300°F/150°C/gas 2.
Bake for 55-65 minutes, or until set. Cool
completely on the cookie sheet.
-
Tear off any
excess paper and dust with the confectioners' sugar.