How to Make a Smash Burger with Grass-Fed Beef

Posted by Billy Buchanan on

There are burgers that require a dozen ingredients, three sauces and enough toppings to make you wonder whether there's actually any beef underneath.

A smash burger isn't one of them.

A great smash burger is ground beef, a ripping-hot cooking surface and good technique. Smash the beef hard and fast against the griddle or cast iron, let it develop those dark, crispy edges, flip it once, add cheese and get out of the way.

Which means there's nowhere for mediocre ground beef to hide.

That's exactly why we like making smash burgers with Kauboi Ranch grass-fed ground beef.

Whether you reach for our Angus or Wagyu, this grass-fed smash burger recipe is built around letting good beef taste like good beef.

No secret sauce with 14 ingredients required.

Although we won't stop you.

What Makes a Smash Burger Different?

A smash burger isn't just a thin hamburger.

The difference is how it's cooked.

Instead of forming a thick patty before it hits the heat, you loosely portion the ground beef into balls. The beef goes onto a very hot griddle or cast-iron pan and gets firmly smashed against the cooking surface.

That direct contact is what you're after.

More beef touching hot metal means more opportunity for browning and those irregular, crispy edges that make a smash burger a smash burger.

There's some food science happening here, too.

The browning we love on a good burger is largely the result of the Maillard reaction, a series of reactions between amino acids and reducing sugars that occurs under high heat and creates new flavors and aromas.

You don't need to remember any of that while you're standing over the griddle.

Just remember: Hot surface. Hard smash. Don't mess with it.

smash burger with visible crispy edges

The Beef Matters More Than You Think

A smash burger is one of the simplest things you can cook.

That's also what makes the quality of the beef so obvious.

There aren't layers of ingredients covering it up. You're creating a deeply browned crust on ground beef and putting it between two pieces of bread.

The beef is the meal.

At Kauboi Ranch, that's exactly how we think it should be. Our cattle graze on Oregon pasture, moved from field to field the way our family has been doing it for five generations, and that's the beef that ends up in the grind. No shortcuts, no filler, nothing to hide behind.

Our grass-fed ground beef gives you a straightforward way to turn quality beef into a weeknight dinner that doesn't require much fuss.

And when you've got Angus and Wagyu ground beef to choose from? Well, now dinner gets interesting.

Angus vs. Wagyu: Which Makes the Best Smash Burger?

This is a pretty good problem to have.

Both can make an excellent smash burger, but they're not necessarily the same eating experience.

Grass-fed Angus

If you want a classic, beef-forward burger, Kauboi Ranch Angus ground beef is an easy place to start.

It's the burger you make when you want crispy edges, melted cheese, pickles and a good bun, and you don't want to overthink dinner. 

Grass-fed Wagyu

Then there's Wagyu.

Wagyu cattle are known for genetics associated with marbling, and ground Wagyu can bring a particularly rich eating experience to something as simple as a smash burger.

With Wagyu, we'd keep the toppings especially simple.

Let the beef have some room.

So which one should you buy? Try both. We're ranchers, not referees.

Make Angus smash burgers one night and Wagyu the next. Or put them side by side and settle the argument at the dinner table.

Just don't blame us when everybody wants a rematch.

Grass-Fed Smash Burger Ingredients

You don't need much.

For 4 double smash burgers, you'll need:

  • 2 pounds Kauboi Ranch grass-fed Angus or Wagyu ground beef
  • Kosher salt
  • Freshly ground black pepper, optional
  • 8 slices of your favorite melting cheese
  • 4 soft burger buns
  • Sliced pickles
  • Thinly sliced onion, optional
  • Your favorite burger sauce or condiments 

That's it.

If you're starting with good ground beef, there's no reason to turn the ingredient list into a novel.

A note about portions

For a classic smash burger, smaller patties work better than trying to smash one enormous ball of beef.

For a double burger, portion the meat into eight 4-ounce balls.

Keep them loose.

Don't knead them. Don't pack them into perfect spheres. And definitely don't lovingly shape them into hamburger patties before cooking.

Save the craftsmanship for something else.

Photo instructions on how to make a smash burger

How to Make a Grass-Fed Smash Burger

1. Get everything ready first

Smash burgers cook fast.

This is not the recipe where you put the beef on the stove and then realize the cheese is still wrapped and the buns are in the pantry.

Have your beef portioned, cheese unwrapped, buns ready and toppings within reach before you start.

Your future self will appreciate it.

2. Heat the griddle or cast iron

Put a cast-iron skillet, steel griddle or flat-top over high heat and let it get properly hot.

You want immediate, aggressive sizzling when the beef hits the surface.

A lukewarm pan gives you gray beef.

We're not here for gray beef.

3. Put the beef down

Place your loosely formed portions of ground beef onto the hot surface, leaving enough space between them to smash.

Work in batches if necessary.

Crowding the cooking surface can work against the hard sear you're trying to create.

4. Smash

Immediately place a sturdy metal spatula or burger press over each portion and press firmly.

You can put a small piece of parchment between the beef and your smashing tool if sticking is a problem.

Smash the patty thin and do it early.

Then leave it alone.

Repeatedly smashing the burger as it cooks isn't the goal. You're trying to create maximum contact with the hot cooking surface at the beginning.

5. Season

Season the exposed side with salt and, if you like it, black pepper.

You don't need to mix seasoning throughout the beef beforehand (read why here). 

6. Wait for those crispy edges

Let the first side cook until you see deep browning underneath and the thin edges become dark and crisp.

That's the good stuff.

Resist the urge to poke, move and inspect it every six seconds.

The griddle knows what it's doing.

7. Scrape and flip

Use a sharp-edged metal spatula to scrape underneath the burger, making sure you take that browned crust with you.

Flip.

This second side cooks quickly.

8. Add cheese

Put a slice of cheese on each patty immediately after flipping.

Once the cheese starts melting and the burger is cooked through, stack two patties for each burger.

Ground beef should be cooked to a safe internal temperature of 160°F, as recommended by USDA food-safety guidance.

9. Build your burger

Put your double stack onto a toasted or warmed bun.

Add pickles, onions and sauce.

Then eat it while it's hot.

This isn't a burger that needs to sit around contemplating its future.

The Rules of a Good Smash

Smash burgers are simple, but a few small details make a big difference.

Start with cold beef

Keep your ground beef refrigerated until you're ready to cook it.

Besides being important for food safety, cold ground beef is easier to portion and handle.

Get the cooking surface hot

The crust is the point.

A properly heated cast-iron or steel cooking surface helps you achieve the intense browning you're looking for.

Don't overwork the meat

Loosely portion the beef. That's all.

Overworking ground beef before cooking can create a denser texture.

Smash once

The name says smash burger, not repeatedly flatten the poor thing until it files a complaint.

Press firmly when the meat first hits the hot surface, then let the heat do the rest.

Don't leave the crust on the griddle

That browned layer belongs on your burger.

Use a sturdy metal spatula with a relatively sharp edge and scrape underneath the patty before flipping.

If you've ever flipped a smash burger and left half the good stuff stuck to the cooking surface, you know why this matters.

What Are the Best Toppings for a Grass-Fed Smash Burger?

You can put whatever you want on your burger. It's your dinner. But when we're cooking good beef, we tend to think less is more.

A few combinations worth trying:

  • The Classic Cheese + pickles + diced or thinly sliced onion + burger sauce. Hard to argue with it.
  • The Ranch Burger Cheese + grilled onion + pickles + mustard. Simple, savory and beef-forward.
  • The Wagyu Treatment Wagyu + cheese + a little onion + pickles. That's about it. If you're buying Wagyu and then burying it under twelve toppings, we'd respectfully like to ask what the Wagyu did to deserve that.
  • The Oregon Summer Burger Keep an eye on what's in season locally. A great tomato, fresh onion or other Oregon produce can turn a simple burger into something worth making while the ingredients are at their best. 

The point isn't to follow rules. It's to make sure you can still taste the beef.

Cast Iron vs. Griddle: Which Is Better for Smash Burgers?

Both cast iron and a flat-top griddle can make excellent smash burgers because they retain heat and provide direct contact between the beef and the cooking surface.

A griddle gives you more room, which is handy when you're feeding a crowd.

Cast iron is perfect when you're making a smaller batch in the kitchen.

The tool matters less than the fundamentals:

Get it hot. Give the burgers room. Smash firmly. Build a crust. Eat immediately.

Pretty manageable.

Can You Make Smash Burgers on a Grill?

Yes, with the right cooking surface.

Trying to smash loose ground beef directly through standard grill grates is a good way to donate dinner to the fire.

Put a cast-iron griddle, plancha or other grill-safe flat cooking surface on your grill and get it hot. Then use the same basic method.

This is particularly useful during Central Oregon summers when you'd rather keep the heat outside and dinner belongs in the backyard anyway.

Why Grass-Fed Beef Works So Well for a Simple Burger

We spend a lot of time talking about steaks.

Ribeyes get attention.

Tenderloins get special occasions.

Briskets get entire weekends.

But ground beef? That's the package you can pull from the freezer on a Tuesday and have dinner on the table without planning your life around it.

And we think that makes it one of the most useful ways to experience ranch-raised beef.

A simple recipe like a smash burger puts the ingredient front and center.

You can see the browning. Smell the beef hitting the hot griddle. Taste the difference between an Angus burger and a Wagyu burger.

No complicated cooking technique required.

Just beef, heat and a little restraint.

Frequently Asked Questions About Grass-Fed Smash Burgers 

What is the best beef for smash burgers? You want ground beef with enough fat to stay juicy under all that heat. Beyond that, it comes down to taste. Kauboi Ranch offers grass-fed Angus and Wagyu ground beef, so you've got two solid options for a beef-forward smash burger.

Can you make smash burgers with grass-fed beef? Absolutely. The key isn't the grass-fed part, it's a very hot flat cooking surface and smashing the beef immediately to maximize contact and browning.

Is Angus or Wagyu better for smash burgers? Neither is automatically better. Angus is an excellent choice for a classic beef-forward burger, while Wagyu can offer a richer experience depending on the specific ground-beef blend. Try both and decide which you prefer.

How big should a smash burger patty be? For the recipe above, we use 4-ounce portions and stack two patties per burger. You can make smaller patties if you prefer thinner, crispier doubles or triples.

Do you put oil on the pan for smash burgers? Depends on the beef and the pan. Good ground beef will render some fat of its own as it cooks. If your griddle or cast iron needs a little help, a light coat of oil before it heats up won't hurt anything.

When should you smash a smash burger? Smash it immediately after placing the portion of beef onto the hot cooking surface. Press firmly to create a thin patty with plenty of surface contact, then leave it alone to develop a crust.

Should you smash the burger again after flipping? No. The important smash happens at the beginning of cooking. Repeatedly pressing the burger later isn't necessary and can push out rendered juices and fat.

What temperature should ground beef reach? USDA recommends cooking ground beef to a minimum internal temperature of 160°F (71.1°C) as measured with a food thermometer.

Where can I buy grass-fed ground beef for smash burgers? Kauboi Ranch offers grass-fed Angus and Wagyu ground beef for burgers and plenty of other meals that deserve better beef. Check our current shop selection for availability.

Start With Better Beef

You can argue about burger sauce.

You can argue about American cheese.

You can definitely argue about whether onions belong underneath the patty or on top of it.

But a smash burger starts with one thing:

The beef.

That's why this recipe stays simple.

Start with Kauboi Ranch grass-fed Angus or Wagyu ground beef. Get your cast iron or griddle hotter than seems reasonable. Smash the beef thin. Let those edges get dark and crispy. Add cheese.

Then put the whole thing on a bun and try not to overthink it.

Because sometimes the best way to cook good beef is to stay out of its way.

Shop Kauboi Ranch grass-fed ground beef and decide for yourself: Angus or Wagyu?

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