Coconut and Macadamia Nut Banana Bread

I have no clue where I got this recipe but I found it written down in my handwriting. I used to make this when I was in high school and it was always a big hit!

• Ready In: 1 hr 5 mins
• Serves: 20
• Yields: 2 loaves

Ingredients

• 2 1⁄4 cups all-purpose flour
• 3⁄4 teaspoon double-acting baking powder
• 1⁄2 teaspoon baking soda
• 1  teaspoon salt
• 3⁄4 cup unsalted butter, soft
• 1  cup light brown sugar, firmly packed
• 1⁄2 cup granulated sugar
• 1 1⁄2 teaspoons vanilla
• 3  large eggs
• 1  tablespoon lemon zest, freshly grated
• 1 1⁄3 cups bananas, ripe and mashed (about 3 large)
• 3  tablespoons sour cream
• 3⁄4 cup  macadamia nuts, chopped
• 1  cup sweetened flaked coconut

Directions

1. Preheat oven to 350.
2. Sift together flour, baking powder, baking soda, and salt into a bowl.
3. In a large bowl, with an electric mixer, cream the butter with the sugars.
4. Beat in vanilla, eggs (1 at a time), zest, banana, and sour cream.
5. Add flour mixture slowly and beat until it is just combined.
6. Stir in the macadamia nuts and coconut.
7. Pour batter into a greased (I use butter and a little flour) 9x5x3 inch loaf pan.
8. Bake in center of preheated 350 degree oven for 40-50 minute or until tester comes out clean.