-
Place the basil and garlic in the work bowl of a food processor. Process, until finely chopped. Add flour and salt; pulse to combine. Add butter. Pulse about 10 times, or until the mixture resembles pea-sized crumbs.
-
Add water, 1 tablespoon at a time, pulsing several times after each addition. After 4 tablespoons water have been added, process the dough for several seconds to see if the mixture forms a ball. If not, add remaining water. Process until dough forms into a ball.
-
Flatten the dough into a 5-inch disk. Wrap it in plastic, and refrigerate for at least 1 hour.
-
Roll out the dough on a lightly floured surface into a 12-inch circle.
-
Lay the dough over a 10 inch tart pan with removable bottom, and press it into the pan. Trim the dough, and proceed with the recipe.