For the cake:
2 cups all-purpose flour
1 cup granulated sugar
1 teaspoon baking powder
1/2 teaspoon baking soda
1/4 teaspoon salt
1 cup custard applesauce (remove cores from ripe custard apples and blend until smooth)
1/2 cup plant-based milk (such as almond, soy, or oat milk)
1/3 cup vegetable oil
1 teaspoon vanilla extract
1 tablespoon apple cider vinegar
For the custard apple cream:
1/2 cup vegan butter, softened
2 cups powdered sugar
1/4 cup creamy applesauce
1 teaspoon vanilla extract
For decoration (optional):
Sliced custard apple pieces
Chopped nuts (like almonds or pistachios)