HEAT your oven to 170°C fan forced.
COMBINE the sugar, eggs, salt, vanilla and lemon zest in a bowl, then mix with an electric mixer until creamy.
ADD the olive oil, yoghurt and lemon juice.
MIX IN the flour and baking powder, then gently fold in the raspberries.
SPOON into a prepared baking tin.
BAKE for 55 - 60 minutes until golden and cooked through. Cool.