Peach and Plum Bread Lasagna - Lidia

Ingredients

• Whipped cream, for serving
• For the Fruit Layer
• 1 1/4 pounds ripe peaches, sliced 1/4-inch thick (3 or 4 large)
• 1 1/2 pounds ripe plums, sliced 1/4-inch thick (4 or 5 medium)
• Zest and juice of 1 lemon
• 3/4 cup sugar
• For the Bread Layer
• 6 tablespoons unsalted butter, at room temperature, plus more for the baking dish
• 6 (1/2-inch thick) sliced day-old country bread (about 5-by-4 inches)
• 2 tablespoons sugar
• For the Topping
• 1/4 cup granulated sugar
• 1/4 cup all-purpose flour
• 2 tablespoons light brown sugar
• 1/4 teaspoon ground cinnamon
• 1/4 teaspoon ground ginger
• Kosher salt
• 4 tablespoons cold unsalted butter, cut into pieces
• 1/4 cup chopped walnuts