Vegan Jam and Coconut Sponge

• 250 ml unsweetened soy milk (1 cup)
• 2 Teaspoons apple cider vinegar (you can use white vinegar or lemon juice instead)
• 230 g self-raising flour (1+¾ cups)
• ½ Teaspoon baking soda (bicarbonate of soda)
• 180 g caster sugar (¾ cup + 2 tablespoons)
• 95 ml Sunflower or rapeseed oil (⅓ cup + 1 tablespoon)
• 2 Teaspoons vanilla extract

To top:

• 200 g strawberry jam (⅝ cups)
• 50 g desiccated coconut (~¾ cup)