Fried Liver Attack

Learn the Fried Liver Attack after 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5: the Nxf7 sacrifice and king hunt, why 8...Ncb4 defends, how 5...Na5 avoids it, the Lolli Attack, and where to practice.

Opening Moves

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5

Understand the Fried Liver as one decision - a knight sacrifice on f7 that drags the king to e6 - so you can play it, defend it with 8...Ncb4, and avoid it entirely with 5...Na5.

The Fried Liver Attack is one of the oldest sacrifices in chess and still one of the most feared at the club level. Replay the sacrifice line: after 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5, if Black recaptures with 5...Nxd5, White plays 6.Nxf7: a whole knight handed over for a single pawn. The black king is dragged into the open on e6, and the hunt begins.

It looks like a knockout, and against an unprepared defender it often is. The honest truth is narrower. With accurate play Black has defensive resources and a known path through the complications, so the Fried Liver is a real practical weapon rather than a refutation of the Two Knights. The same page that shows you how to run the attack shows Black the one move that avoids it.

Useful next actions:

• Practice the Fried Liver from move five
• Explore what happens after 5...Nxd5

Why f7 Is The Target

Before either side castles, exactly one piece defends f7: the king. That makes it the softest square in Black's camp, and the Italian bishop on c4 is already aimed straight at it. The move 4.Ng5 adds a second attacker.

After 4.Ng5, the bishop on c4 and the knight on g5 both hit f7 - the one square only the king defends before castling. — r1bqkb1r/pppp1ppp/2n2n2/4p1N1/2B1P3/8/PPPP1PPP/RNBQK2R b KQkq - 5 4

Two white pieces, one weak square, one defender. Black cannot just ignore this. The principled reply is 4...d5, hitting the c4 bishop and opening a line for the light-squared bishop. After 5.exd5 Black reaches the fork in the road that defines this whole page: the Fried Liver appears only if Black now recaptures the pawn with the knight. Aiming two pieces at one target is the everyday version of this idea - the subject of piece coordination - and f7 is the textbook weak square that castling has not yet covered.

The Sacrifice: Nxf7 And The King Hunt

5...Nxd5 looks natural. Black is a pawn up for the moment and the knight sits proudly in the center. It also walks straight into the sacrifice. Step through the sacrifice:

6.Nxf7 is the whole point. White trades the knight for the f7 pawn, 6...Kxf7 is more or less forced, and 7.Qf3+ sends the king forward. The critical reply, and the only one that keeps Black's extra piece, is 7...Ke6: the king itself has to defend the knight on d5. Stepping back with 7...Kg8 instead runs into 8.Qxd5+, which snatches the knight back with check and leaves White attacking for free. So Black takes the hard road and walks the king into the center on purpose.

After 8.Nc3, the king is stuck on e6 and the knight on d5 is attacked twice - by the bishop on c4 and the knight on c3 - but defended only once, by the queen. — r1bq1b1r/ppp3pp/2n1k3/3np3/2B5/2N2Q2/PPPP1PPP/R1B1K2R b KQ - 3 8

Count the position honestly. White is a piece down for a pawn. But the black king stands in the middle of the board on move eight, unable to castle for the rest of the game, and the knight on d5 - the one shield in front of that king - is hit twice and guarded once. If d5 falls, checks pour in. White has paid a piece to put the enemy king on trial. A sacrifice is a price like any other, and whether the initiative is worth the material is the whole question: every move has a price, including this one.

Why It Is Not A Knockout

Here is the move that keeps the Fried Liver honest: 8...Ncb4.

8...Ncb4 defends d5 a second time and threatens ...Nxc2+, forking the king on e1 and the rook on a1. White cannot win the knight back by force. — r1bq1b1r/ppp3pp/4k3/3np3/1nB5/2N2Q2/PPPP1PPP/R1B1K2R w KQ - 4 9

The knight from c6 jumps to b4 and does two jobs at once. It adds a second defender to d5, so White can no longer simply capture the pinned knight. And it points at c2, threatening ...Nxc2+, a fork of the king on e1 and the rook in the corner. White has to deal with that and still has no way to regain the piece by force. With careful moves - bringing the king back toward safety and untangling the queenside - Black has a known practical path, while White still has compensation and the initiative against the exposed king.

That is the real verdict on the Fried Liver. It is not a refutation of Black's play; it is a bet that a human across the board, short on time and staring at a checked king, will not find the exact defense. Below master level that bet pays off often, which is why the attack has survived for centuries. It just does not turn into a clean win against a defender who knows 8...Ncb4.

The Move That Avoids It All: 5...Na5

If defending a king on e6 move by move sounds unpleasant, there is a cleaner path: do not recapture on d5 at all. Instead of 5...Nxd5, Black plays 5...Na5, and the whole attack never happens.

5...Na5 attacks the bishop on c4 before anything else can happen. Replay the avoidance line, and notice how after 6.Bb5+ c6 7.dxc6 bxc6, White retreats the bishop with 8.Be2.

After 8.Be2, Black is a pawn down but has a broad pawn center on c6 and e5, a half-open b-file, and a lead in development while White is still untangling. — r1bqkb1r/p4ppp/2p2n2/n3p1N1/8/8/PPPPBPPP/RNBQK2R b KQkq - 1 8

Black is a pawn down. In return Black gets a broad pawn center with pawns on c6 and e5, a half-open b-file for a rook to press White's queenside, and a lead in development while White's pieces are still finding their squares. This is the modern main line of the Two Knights precisely because the pawn is a fair price for never having to defend the Fried Liver. If you play 1...e5 and dislike sharp king hunts, this is your move, and the extra space and activity are exactly the kind of edge covered in how to use a space advantage.

Where The Fried Liver Stops And Another Opening Begins

Two forks in the road are worth knowing so you play the opening you meant to.

First, White does not have to sacrifice. After 5...Nxd5, the calm 6.d4 is the Lolli Attack:

6.d4 keeps every piece on the board and opens the center against Black's exposed knight and king rather than spending a piece to do it. Theory has long rated it at least as dangerous as the sacrifice and a good deal easier to hold. If you like the attacking idea but not the risk of being down material, 6.d4 is the same plan without the toll.

Second, Black does not have to play 4...d5. The move 4...Bc5 is the Traxler Counter-Attack, and it flips the table:

Instead of defending f7, Black ignores the threat and points a bishop at White's f2. After 5.Nxf7 or 5.Bxf7+ the game becomes a two-sided king hunt. Its accepted and declined lines belong on the Traxler Counter-Attack page.

Two more tries deserve a sentence. 5...b5 (the Ulvestad) and 5...Nd4 (the Fritz) both answer 5.exd5 with an immediate counterpunch rather than a recapture. They are sharp and playable, but 5...Na5 is the reliable practical choice for most players.

Plans And Common Mistakes

Read these as a position guide, not a move order to memorize.

Practice The Fried Liver

Play it from both sides. As White, practice the king hunt: reach the position after 8.Nc3 and keep making threats, because the attack lives only while Black is forced to react. As Black, practice the two answers - decline with 5...Na5, or, if you allowed it, defend with 8...Ncb4 and shepherd the king back to safety.

The Fried Liver Attack is one of the best surprise weapons a 1.e4 player can carry: sharp, forcing, and genuinely dangerous below master level. When your opponent chooses 5...Na5, you are in a different Two Knights position rather than the accepted sacrifice, so learn both roles before you sit down at the board.

Keep studying this opening

• Practice Fried Liver Attack: Train the position against realistic replies.
• Explore the Fried Liver Attack position: Review the move tree from the opening tabiya.