Prosciutto Cheese & Tomato Tart

Ingredients

• 1 ½ cups all-purpose flour
• 8 tablespoons cold unsalted butter, cut in cubes
• ½ teaspoon kosher salt
• 5-6 tablespoons cold water
• 4 slices prosciutto, divided
• 1 ½ cups ricotta cheese
• 1 large egg
• 1/3 cup grated Parmesan
• 1 tablespoon chopped fresh basil leaves
• 1 clove garlic, minced
• ½ tsp. kosher salt
• 1 pound assorted heirloom tomatoes, sliced
• ½ cup cubed fresh mozzarella, 2 ounces
• Small basil leaves, for garnish