The Ultimate Big Batch Banana Bread - Alberta Milk

Ingredients

• 3 cups (750 ml) all-purpose flour
• 1 1/2 cups (375 ml) whole wheat flour
• 2.5 tsp (12 ml) baking powder
• 2.5 tsp (12 ml) baking soda
• 1 tsp (5 ml) salt
• 1 tbsp (15 ml) cinnamon
• 1/2 tsp (2 ml) pumpkin pie spice
• 1 cup (250 ml) butter
• 2 1/4 cups (560 ml) sugar
• 2/3 cup (150 ml) 2% plain Greek yogurt
• 4 eggs
• 1 1/3 cup (325 ml) buttermilk
• 6 overripe frozen bananas, thawed and mashed