- Preheat your oven to 350°F (175°C) and grease a cake pan. 
- In a bowl, whisk together flour, baking powder, baking soda, and salt. 
- In another bowl, beat sugar, eggs, and olive oil until smooth. 
- Gradually add the dry ingredients, alternating with buttermilk. 
- Next, Stir in lemon zest, lemon juice, and vanilla extract. 
- After that, pour the batter into the prepared pan and then bake for 40-45 minutes. 
- Allow the cake to cool before serving.