Filippo Berio Lemon Bars

Ingredients

• 1 store-bought shortbread crust (8x8-inch size or equivalent)
• For the lemon filling:
• 4 large eggs
• 1 1/4 cups granulated sugar
• 1/4 cup all-purpose flour
• 1/2 teaspoon baking powder
• Zest of 2 lemons
• 1/2 cup freshly squeezed lemon juice (about 3 lemons)
• 1/4 teaspoon salt
• 2 tablespoons Filippo Berio Extra Light Tasting Olive Oil
• For garnish:
• Flaky sea salt (such as Maldon or fleur de sel)