Caribbean Bread

Ingredients

• 2 1/4 cups flour, all-purpose
• 3/4 teaspoon baking powder double-acting
• 1/2 teaspoon baking soda
• 1 teaspoon salt
• 3/4 cup butter softened
• 1 cup brown sugar packed
• 1/2 cup sugar granulated
• 1 1/2 teaspoons vanilla extract
• 3 large eggs
• 1 tablespoon lemon zest freshly grated
• 113 cups bananas mashed
• 3 tablespoons sour cream
• 3/4 cup macadamia nuts chopped
• 1 cup coconut flaked