Mix lemon zest into the sugar with your hands.
Beat olive oil and sugar until smooth.
Add in eggs one at a time for 20 seconds each. Beat for four minutes.
Whisk together flour, salt, baking powder, baking soda. Set aside.
Mix together buttermilk, lemon juice.
Add dry and wet ingredients to egg mixture, taking turns until all is incorporated.
Bake at 350 for 20-25 minutes or until toothpick comes out clean.
Cool for ten minutes before removing.
Cool completely before topping with cream.