To make orange cake.you will need the following ingredients。- 2 cups of all-purpose flour。- 1 cup of sugar。- 1/2 cup of butter。- 2 eggs；- 1 teaspoon of baking powder。- 1/2 teaspoon of salt。- 1/2 cup of orange juice。- Zest of one orange。Here is a simple recipe to make orange cake。1.Preheat your oven to 350°F (180°C) and grease a cake pan。