Creamy Lemon Squares

Ingredients: For the crust:

• 1 1/2 cups all-purpose flour
• 1/3 cup powdered sugar
• 1/4 teaspoon salt
• 3/4 cup unsalted butter, cut into small pieces

For the filling:

• 4 large eggs
• 1 1/2 cups granulated sugar
• 1/4 cup all-purpose flour
• 1/4 cup cornstarch
• 2/3 cup fresh lemon juice
• 1/4 cup heavy cream
• 1/4 teaspoon salt
• Powdered sugar for dusting