1 cup Shortening
2 cups White Sugar 400g
2 Eggs 88g
1 cup Buttermilk 245g
½ cup Orange Juice 124.5g
2 tbsps Orange Zest
4½ cups All-purpose Flour 562.5g
2 tsp Baking Powder 9.2g
1 tsp Salt 6g
½ tsp Baking Soda 2.3g
¼ cup Butter 56.75g
4 cups Confectioners' Sugar 480g
3 tbsps Thawed Orange Juice Concentrate