Ingredients

• 1 cup full-fat yoghurt
  
• 1½ cups all-purpose flour
  
• 1½ teaspoons baking powder
  
• 1 egg
  
• 2 teaspoons orange zest
  
• 1 teaspoon pure vanilla extract
  
• 4 cups sunflower oil
  
• sanding sugar
  
• Teaspoon home-made jam or chocolate spread