The Best Boning Knife for Deer

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November is when a lot of hunters end up at a garage table with a quartered deer and a pile of knives that weren’t made for the job. A hunting knife is built for field dressing and skinning: thick, pointed and tough. Once the animal is skinned and quartered, you need something different. You’re separating muscles along their seams, taking meat off bones and cutting away silver skin, and that’s boning-knife work.

The good news is that the best tool for it is also one of the cheapest. I picked the knives below from maker specs, butcher recommendations and what hunters report after many seasons of processing. I’m a metalworker, not a professional butcher, so I’ll stick to what the evidence shows.

The picks

What makes a boning knife good for deer

A 6-inch blade. Long enough to follow a femur or work along the spine, short enough to turn inside a joint. Knife Merchant’s boning knife guide suggests 5 to 6 inches for control on poultry, small game and intricate trimming, and longer blades for beef quarters and whole hogs. A deer sits right in the 6-inch range.

Semi-stiff flex. Deer meat is lean, and the connective tissue between muscle groups is tough. A fully flexible blade bends when you push it through a seam or pry a hindquarter off the pelvis. A stiff blade gives leverage but doesn’t follow bones as well. Semi-stiff is the middle ground most hunters land on.

A curved edge. The upswept edge follows the shape of bones and joints and lets you take meat off in long strokes. For a deer, with its round leg bones and curved ribs, that’s an advantage.

A handle that won’t slip. You’ll be working for hours with fat, blood and cold hands. Textured plastic or rubbery handles grip better than polished wood. Some hunters like a bright handle color so the knife is easy to spot on a messy table.

Steel that sharpens fast. You’ll dull the edge several times while processing one deer. A softer steel that comes back with a few strokes on a rod beats a super-hard steel that holds an edge longer but is slow to restore.

Victorinox Fibrox Pro 6-inch semi-stiff curved: best for deer

This is Victorinox model 5.6603.15: a 6-inch (150 mm) curved blade with semi-stiff flex. Knife Merchant lists the steel at 56 HRC, and Victorinox lists the Fibrox Pro line as dishwasher safe.

Victorinox’s six-inch boning knife is the one The Bearded Butchers recommend for wild game, calling it one of the best all-around knives for gutting and skinning. They also use it for breaking down a carcass and making precise cuts along bones.

Why the semi-stiff version for deer specifically: it has enough backbone to push through the tough seams between hindquarter muscles and to work the meat off the pelvis, but it still bends a little to follow a bone.

The trade-offs: it looks like a commercial tool, it’s soft steel that needs honing often on a big job, and it’s less nimble than the flexible version for paper-thin trimming. None of that matters much at the processing table.

Victorinox Fibrox Pro 6-inch flexible curved: best for fine trimming

Same knife, same handle, flexible blade (model 5.6613.15). Knife Merchant lists it at 55 to 56 HRC.

The flex is an advantage for removing silver skin, trimming fat from backstraps and tenderloins, and working small cuts. It’s a disadvantage when you’re forcing apart big muscles or prying around the hip joint, where the thin tip can bend.

If you only buy one, buy the semi-stiff. If you process several deer a season or share the work with someone, having one of each is a cheap upgrade, and many hunters keep both on the table.

Keep a honing rod on the table

You’ll dull a boning knife several times while processing a deer. Hair, fat, cartilage and the occasional bone contact all take the edge off. A dull knife slips, and a slipping knife on a slippery table is how people get hurt.

A ceramic rod brings the edge back in a few strokes. Hone every few minutes, or whenever the knife starts pushing instead of cutting. The Idahone 12-inch fine ceramic rod is made in the USA and costs about $34. Any decent rod works. What matters is using it often.

Before the season, give both knives a proper sharpening on a stone or a sharpener. My sharpener roundup covers the options.

What else you’ll need

A boning knife does most of the work, but it isn’t the whole kit.

On the larger knife: Knife Merchant suggests an 8-inch breaking knife for heavy-duty work. For a deer it’s optional. Many hunters do the entire job with one or two 6-inch boning knives.

Don’t try to cut through bone with a boning knife. You’ll chip or bend it. Work around bones and through joints. Use a saw if you want bone-in steaks or chops.

How to bone out a deer, step by step

This assumes the deer is already field dressed, skinned and cooling, and you’re working on quarters at home. The goal is to separate meat into muscle groups with as little waste as possible.

1. Keep everything cold. Meat cuts more cleanly when it’s chilled, and cold meat is safer. Work in a cool space and keep finished meat in tubs on ice or in the fridge as you go.

2. Take the backstraps. Run the knife along each side of the spine, then along the top of the ribs, and lift each backstrap off in one long piece. Use the tip and keep the edge against the bone.

3. Take the tenderloins. These are inside the body cavity, under the spine. They’re small and come out easily with a few cuts and your fingers.

4. Remove the hindquarters. Follow the pelvis with the tip of the knife and work into the hip joint. Cut through the joint, not the bone. The semi-stiff blade helps here.

5. Separate the hindquarter muscles. Each hindquarter breaks down into several large muscles (often called the top round, bottom round, eye of round and sirloin tip). Find the thin membranes between them and follow those seams with the knife and your fingers. You’ll get cleaner cuts and less waste than slicing across the leg.

6. Bone out the front shoulders. The shoulder has less prime meat and more connective tissue. Most hunters bone it out for grinding, stew or slow cooking.

7. Trim silver skin and fat. Silver skin is the shiny, tough membrane on the surface of many muscles. Slide the knife tip under one end, angle the edge slightly up toward the membrane, and pull the skin while you cut along it. Many hunters also trim most of the fat, because they don’t like the taste of deer fat. This is where the flexible knife shines.

8. Collect trim for grinding. Neck meat, rib meat, shank meat and trimmings all go into the grind pile. A boning knife takes meat off the ribs and neck faster than you’d expect.

9. Hone as you go. Every few minutes, a few strokes on the rod. Don’t wait until the knife is obviously dull.

10. Clean and dry the knives right away. Blood and fat dry hard. Wash with hot soapy water, dry immediately and store with the edges protected.

Packaging the meat

A boning knife makes the cuts, but how you wrap them decides how they taste in March. A few habits that hunters swear by:

• Pat the meat dry before wrapping. Surface moisture turns into ice crystals.
• Remove as much air as possible. A vacuum sealer is the easiest way. Plastic wrap pressed tight against the meat, then freezer paper, also works.
• Label everything with the cut and the date. Backstrap and bottom round look the same once frozen.
• Package in meal-sized portions. Thawing two pounds to use one wastes meat.
• Freeze flat. Flat packages freeze and thaw faster and stack neatly.

Ground meat goes through the grinder better when it’s very cold, almost frozen at the edges. If you’re grinding the trim yourself, chill it in the freezer for a bit first.

Safety at the processing table

Most knife cuts during processing happen when a dull knife slips, or when the hand holding the meat is in the path of the blade.

• Wear a cut-resistant glove on the hand that holds the meat.
• Cut away from yourself wherever you can.
• Keep the table dry and clear. Wipe up fat and blood so the meat and the knife don’t slide.
• Use a knife with a finger guard or a molded handle, so your hand doesn’t slide onto the blade.
• Don’t catch a falling knife. Step back and let it drop.
• Keep separate knives for field dressing and for processing clean meat, or wash thoroughly between jobs.

My knife safety page has more.

Common mistakes when processing a deer

Cutting across muscles instead of along the seams. It’s slower and gives you ragged cuts. Find the membrane between muscles and follow it.

Leaving silver skin on. It shrinks when cooked and turns tough. Take the time to remove it, especially on steaks and roasts.

Working with a warm carcass. Warm meat is soft and hard to cut cleanly. Let the quarters chill before you start.

Waiting too long to hone. By the time the knife feels dull, it’s already slipping. Hone on a schedule.

Using the knife as a pry bar. The tip of a boning knife bends or snaps. Pull meat apart with your hand and let the knife do only the cutting.

Why not use a hunting knife?

You can, and plenty of hunters do. But most hunting knives are thick, short and pointed, built for opening a deer in the field and skinning. They’re too wide to follow a bone closely and too thick to slide under silver skin. A 6-inch boning knife makes the job faster and wastes less meat.

The reverse is also true: don’t take your kitchen boning knife into the field. The thin tip isn’t made for prying or for the abuse of field dressing.