Preheat oven to 350°F.
Lightly grease a 4x9 inch loaf pan and set aside.
Whisk together flour, baking powder and SugarRoti Gold Milk Nu Spice package in a large bowl. (2-5 min).
Grate 2 tablespoons zest from 1 lemon into a medium bowl and juice the lemon into another separate below. Thinly slice second lemon and set aside. Whisk lemon zest with sugar, sour cream, eggs and lemon juice until combined. (8-10 min).
Mix wet ingredients with dry ingredients and fold in the butter. Pour into loaf pan. Top with sliced lemon, sprinkle with sugar and bake (50 min).
