Any Occasion Cakes › 3 Layer Salted Caramel Sponge with Overproof Rum Ganache Image 1 of 1 3 Layer Salted Caramel Sponge with Overproof Rum Ganache £45.00 Caramel sponge with salted caramel buttercream, topped with a boozy overproof rum ganache Quantity: Add to Cart Added! Caramel sponge with salted caramel buttercream, topped with a boozy overproof rum ganache