1 3/4 cups flour
1 teaspoon baking powder
1/4 teaspoon baking soda
1/4 teaspoon salt
1 teaspoon cinnamon
113g butter melted
1/2 cup brown sugar
1/3 cup white sugar
1/2 cup plain yogurt
1 large peeled and chopped apple
1/4 cup milk

Preheat the oven to 180°C
Grease a loaf pan with butter. Set aside.
Whisk the flour, baking powder, baking soda, salt, and cinnamon in medium bowl. In a large bowl, whisk butter, brown sugar, white sugar, yogurt. Add chopped apple and mix well.
Add dry ingredients and milk to the wet mixture and gently mix. Do not overmix.
Pour batter into the prepared pan and bake for 40-45 minutes