Step-by-Step Instructions:
Preheat the oven to 350°F (175°C) and grease a 9-inch cake pan.
- In a bowl, whisk together flour, baking powder, and salt.
- In a separate bowl, cream together butter and sugar until light and fluffy.
- Add eggs one at a time, then mix in ricotta, lemon zest, and lemon juice.
- Gradually incorporate the dry ingredients.
- Pour batter into the prepared pan and smooth the top.
- Bake for 35-40 minutes, or until a toothpick inserted comes out clean.
- Let the cake cool, then dust with powdered sugar before serving.