2 cups (250 g) all-purpose flour
½ cup (59 g) cocoa powder
1¼ teaspoon baking soda
½ teaspoon kosher salt
⅓ cup (73 g) vegetable oil
1 cup (200 g) light brown sugar, (packed)
2 large eggs, (room temperature)
⅓ cup (77 g) sour cream, (room temperature)
3 ripe bananas, (mashed (approximately 1¼ cups))
½ cup (84 g) milk chocolate chips
½ cup (84 g) semi-sweet chocolate chips
1 cup (93 g) sweetened shredded coconut
¾ cup (246 g) caramel sundae syrup
¼ teaspoon kosher salt