1 large apple
Lime or lemon juice
1 egg
1 tablespoon sugar
1/2 teaspoon vanilla sugar
100 grams (3.5 ounces) yogurt
100 ml (3.5 fl oz) milk
1 teaspoon baking powder
1 teaspoon rum
1/2 teaspoon salt
160 grams (1 cup) all-purpose flour

Oil for frying

Instructions: