diff --git a/htlcswitch/hop/iterator.go b/htlcswitch/hop/iterator.go
index bf9f7b48e..a11ce632c 100644
--- a/htlcswitch/hop/iterator.go
+++ b/htlcswitch/hop/iterator.go
@@ -24,9 +24,6 @@ type Iterator interface {
 	// by the sender.
 	HopPayload() (*Payload, error)
 
-	// ExtraOnionBlob returns the additional EOB data (if available).
-	ExtraOnionBlob() []byte
-
 	// EncodeNextHop encodes the onion packet destined for the next hop
 	// into the passed io.Writer.
 	EncodeNextHop(w io.Writer) error
@@ -102,15 +99,6 @@ func (r *sphinxHopIterator) HopPayload() (*Payload, error) {
 	}
 }
 
-// ExtraOnionBlob returns the additional EOB data (if available).
-func (r *sphinxHopIterator) ExtraOnionBlob() []byte {
-	if r.processedPacket.Payload.Type == sphinx.PayloadLegacy {
-		return nil
-	}
-
-	return r.processedPacket.Payload.Payload
-}
-
 // ExtractErrorEncrypter decodes and returns the ErrorEncrypter for this hop,
 // along with a failure code to signal if the decoding was successful. The
 // ErrorEncrypter is used to encrypt errors back to the sender in the event that