Crostata di Zucchini (Zucchini Tart)

To make the pasta frolla dough Flour1 1/2 cupsSugar1/4 cupSalt1/2 teaspoonBaking powder1/2 teaspoonButter, unsalted6 tablespoons, cut into 4 piecesEggs1 large, beaten Combine dry ingredients in bowl of food processor and pulse several times to mix. Distribute the pieces of butter evenly over dry ingredients in work bowl. Pulse until very finely powdered. Add beaten eggs and continue …