Lemony Olive Oil Banana Bread

INGREDIENTS

• 1 cup / 4.5 oz / 125g all-purpose flour
• 1 cup / 5 oz / 140g whole wheat flour
• 3/4 cup / 4.5 oz / 125 g dark muscovado or dark brown sugar
• 3/4 teaspoon baking soda
• 1/2 teaspoon kosher salt
• 1 cup / 4 oz / 115 g coarsely chopped bittersweet chocolate
• 1/3 cup / 80 ml extra-virgin olive oil
• 2 large eggs, lightly beaten
• 1 1/2 cups / 12 oz / 340 g mashed, VERY ripe bananas (~3 bananas)
• 1/4 cup / 60 ml plain, whole milk yogurt
• 1 teaspoon freshly grated lemon zest
• 1 teaspoon vanilla extract
•  For the glaze:
• 1/2 cup / 3 oz / 85 g sifted dark muscovado or dark brown sugar
• 1/2 cup / 2 oz / 55g confectioners' sugar
• 4 teaspoons freshly squeezed lemon juice