Good-Cooking - Banana Bread with Pecan Crunch Topping

Ingredients

• 1 cup (2 sticks) butter (room temperature)
• 1 1/2 cups granulated sugar
• 2 eggs
• 4 very ripe bananas, well mashed
• 1 teaspoon vanilla extract
• 4 tablespoons buttermilk (can substitute regular milk)
• 2 cups all-purpose flour
• 1 1/2 teaspoons baking soda
• 1 teaspoon salt
• 2 cups pecans, whole or chopped (optional)
• 7 1/2 tablespoons butter
• 12 tablespoons brown sugar
• 6 tablespoons milk
• 1/2 cup pecan pieces, chopped small (optional)