Vegan Apple Sponge Pudding

Name: Vegan Apple Sponge Pudding
Prep time: 10 min
Cook time: 1 h 5 min
Total time: 1 h 15 min
Cuisine: Thai, Asian
Ingredients: 3 cooking apples (4-5 eating apples), peeled, cored and chopped; 2 tablespoon caster sugar; 1 tablespoon lemon juice (toss the apple in it to stop it browning), optional; 2 tablespoon water; 300ml (1 cup) oat milk (or your regular milk); 1 teaspoon lemon juice; 1 teaspoon vanilla extract; 75 ml (1/3 cup) vegetable oil; 300g (1 3/4 cups) plain flour (all-purpose flour); 250g (1 1/4 cups) caster sugar; 1 teaspoon baking powder; pinch salt