Caramelized Lemon Tart

For the pastry

• ½ cup less 1 Tbsp (100 mL), unsalted butter at room temperature, cut into cubes
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To make the pastry, combine the butter, flour, and sugar in a food processor and process until the mixture resembles coarse crumbs. Alternatively, put the ingredients in a mixing bowl and combine them with your fingertips. Add sufficient of the water to bind into a dough, form it into a ball, and refrigerate for 1 hour.

Preheat the oven to