Shopping list

Ingredients

0 of 15 gathered

• 1 3/4 cups (230 grams) all-purpose flour
• 1/2 teaspoon granulated sugar
• 1/2 teaspoon coarse or kosher salt
• 1/2 cup (4 ounces or 115 grams), cold unsalted butter, cut into 1-inch pieces
• 1 large egg
• 1 tablespoon water
• 3 large very ripe tomatoes, heirloom or other, sliced crosswise 1/4-inch thick (about 1.5 pounds)
• Coarse or kosher salt
• 1 small garlic clove
• 1 cup (15 grams) basil leaves, loosely packed
• 2 cups (25 grams) parsley leaves, loosely packed
• 2 tablespoons (30 ml) olive oil, plus more for brushing
• 1 tablespoon smooth Dijon mustard (double if it you like mustard; skip if you don’t)
• 2 ounces (55 grams) hard cheese, thinly sliced or coarsely grated (see Note)
• Freshly ground black pepper