chunky monkey muffins

Ingredients

• TOPPING:
• 1 1/2 cups sweetened, shredded coconut
• 1 1/2 cups macadamia nuts, finely ground
• 1/4 cup butter, at room temperature
• 2 tablespoons brown sugar
• BATTER:
• 1/2 cup butter, softened
• 1/2 cup vegetable oil
• 1 cup light brown sugar
• 3/4 cup granulated sugar
• 4 - eggs
• 2 teaspoons vanilla extract
• 1 tablespoon strong brewed coffee
• 1 cup banana, pureed
• 1/2 cup sour cream
• 3 3/4 cups all purpose flour
• 3/4 teaspoon baking soda
• 1/4 teaspoon salt
• 4 teaspoons baking powder
• 1 cup white chocolate chips, coarsely chopped
• 1/2 cup miniature semi-sweet chocolate chips
• 1/2 cup macadamia nuts, chopped