•
•
1/2 teaspoon salt
•
8 tablespoons (113g) unsalted butter cold
•
5 to 6 tablespoons (71g to 85g) water cold
•
1 large (340 to 397g) zucchini sliced into 1/4"-thick disks
•
•
1/2 pint cherry or grape tomatoes halved
•
3/4 cup (170g) ricotta cheese
•
1/4 teaspoon salt
•
freshly ground black pepper to taste
•
1 teaspoon fresh lemon zest (grated lemon rind) optional
•
1 large egg
•
1/2 cup (57g) grated Parmesan cheese divided
•
1 large egg beaten with 1 tablespoon water