1/2 pound butter, softened
2 tablespoons white sugar
1 teaspoon white vinegar
4 cups sliced ripe bananas
2 large oranges, peeled and sliced into rounds
1 teaspoon vanilla extract
1 tablespoon lemon zest
1 teaspoon blackcurrant syrup
1/2 teaspoon lemon juice
1/2 teaspoon lemon salt
Preheat the oven to 400 degrees F (200 degrees C).
In a medium mixing bowl, mix together butter, sugar, vinegar, bananas, orange slices, oranges, vanilla or lemon zest, blackcurrant syrup, lemon juice and lemon salt.
Place 1 cup fruit mixture in a large resealable plastic bag. Sprinkle fruit mixture over bag, seal and shake to coat. Fold over fruit mixture.
Place into baking pan or racks and within 3 hours of being placed in pan, snap pinkie shortcuts to keep squares in the pan.
Bake for 20 to 25 minutes in the preheated oven, until zesty and golden. Serve cool.