Honey Bars

Bahan-bahan (16 porsi)

• 4 tablespoons unsalted butter
• 1/4 cup unsweetened applesauce
• 1/3 cup honey
• 3/4 cup packed light-brown sugar
• 1 large egg (lightly beaten, at room temperature)
• 2 teaspoons pure vanilla extract
• 3/4 cup white whole wheat flour
• 1/2 cup all purpose flour
• 1 teaspoon kosher salt
• 1/2 cup toasted chopped pecans
• Flaky sea salt (such as Maldon or fleur de sel, optional)