Butter Free Grapefruit Cake

Ingredients
For a 7" sandwich tin (8 slices):
  • 50ml white grapefruit juice (about half a large grapefruit)
  • 2 tsp grapefruit zest
  • 125g greek yogurt
  • 75ml grapeseed oil
  • 1 large egg
  • 175g plain flour
  • 75g sugar
  • 1 tsp baking powder
  • Pinch of salt

Instructions
  1. Beat the juice, zest, yogurt, oil and egg together.
  2. In a large bowl, sift in the flour, baking powder and add the salt.
  3. Pour the wet mixture in and fold until mixed well.
  4. Transfer to a lined sandwich tin and bake at 190 degrees C for 25 minutes.