Dollop the jam over the top. Spoon the remaining mixture over the jam and smooth the surface. Bake for 30-40 minutes or until a skewer inserted into the centre comes out clean.

TIP: We used Bramwell’s Smooth Biscuit Spread, sold in Aldi supermarkets. Use a double unfilled round sponge cake instead of a rectangular one, if preferred. Warm Biscoff spread in Microwave on High ...