Cheesy Griddled Smashburger Quesadillas

Featured in: Comfort Bakes

Prepare tender smashburger patties seasoned with salt, pepper, and garlic powder. Sauté sweet onions until golden. Assemble hearty quesadillas using large flour tortillas, layering them with the cheesy patties and caramelized onions. Finish with a zesty mayo-mustard sauce for an extra kick. Griddle until perfectly golden and crisp on both sides, then slice into wedges for a satisfying meal. This method ensures maximum flavor and texture in every bite.

Updated on Sat, 31 Jan 2026 10:35:00 GMT
Golden-brown Cheesy Griddled Smashburger Quesadillas sliced into wedges, revealing melted cheddar and American cheese layered over thin beef patties. Save
Golden-brown Cheesy Griddled Smashburger Quesadillas sliced into wedges, revealing melted cheddar and American cheese layered over thin beef patties. | ovenharmony.com

The smell of sizzling onions and melting cheese still takes me back to that rainy Tuesday when desperation met inspiration in my tiny kitchen. I had pound of ground beef, a pack of tortillas, and a room full of hungry friends who showed up unannounced. What started as a panicked attempt to feed everyone somehow turned into the most requested thing I make.

My friend Sarah actually teared up when she took her first bite, claiming it tasted like every good food truck she had ever visited rolled into one. Now whenever I see tortillas in my grocery cart, I know exactly what kind of night is about to happen.

Ingredients

  • Ground beef (80/20 blend): The higher fat content is non-negotiable here, lean meat will dry out and you will lose that juicy center
  • Sharp cheddar cheese: Use the block and slice it yourself, pre-sliced cheese has that weird coating that messes up melting
  • American cheese: Do not skip it, this is what creates that incredible cheese sauce texture between layers
  • Flour tortillas: Get the good ones from the refrigerated section, they crisp up beautifully on the griddle
  • Yellow onion: Thinly slice them against the grain so they caramelize instead of burning

Instructions

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Prepare the meat:
Gently mix the ground beef with salt, pepper, and garlic powder just until combined, overworking makes tough patties
Cook the onions:
Sauté sliced onions in oil over medium-high heat until they are golden and sweet, about 5 minutes
Smash the patties:
Press beef balls onto a hot griddle with firm pressure, thin and crispy is what we are after here
Flip and cheese:
Flip when edges are deep brown, top with both cheeses, and let everything melt together into pure joy
Make the sauce:
Whisk mayo, Dijon, and Worcestershire until smooth, this little sauce ties everything together
Assemble:
Layer cheesy patties and onions on a buttered tortilla, drizzle with sauce, top with another tortilla
Griddle to perfection:
Cook each side until golden and crisp, pressing gently so all the layers meld together
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Prep ingredients, rinse produce, and dry dishes efficiently with a built-in workstation designed for streamlined cooking.
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Smashed beef patties and sweet onions tucked inside a crispy tortilla, served with a side of punchy mayo-mustard sauce. Save
Smashed beef patties and sweet onions tucked inside a crispy tortilla, served with a side of punchy mayo-mustard sauce. | ovenharmony.com

These quesadillas have become my go-to for feeding a crowd because everyone gathers around the kitchen watching them cook, like they are waiting for magic to happen.

Getting the Perfect Sear

The difference between good and great comes down to heat management. I learned the hard way that trying to cook too many patties at once drops the griddle temperature, and you end up with steamed meat instead of seared crispy edges.

Cheese Strategy

Layering the cheddar and American cheese creates this beautiful texture contrast. The sharp cheddar gives you that bite while the American melts into this creamy sauce that binds everything together inside the tortilla.

Serving Game Plan

Let them rest for exactly one minute after cooking, this makes all the difference between a molten mess and clean slices. I also like to serve extra sauce on the side because dipping is half the fun.

  • Have your pizza cutter ready before you start cooking
  • Warm your plates in the oven so everything stays hot longer
  • Put out pickles and salsa before you start cooking
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Melted cheese and juicy smashburger patties peek out from a griddled quesadilla, garnished with fresh cilantro and pickles. Save
Melted cheese and juicy smashburger patties peek out from a griddled quesadilla, garnished with fresh cilantro and pickles. | ovenharmony.com

Make these on a Friday night and watch them disappear faster than you can say seconds are ready.

Recipe FAQ

How do I achieve the best crispy smashburger crust?

To get a deep, crispy crust on your patties, use medium-high heat on your griddle or skillet. Press the beef balls firmly with a spatula to create thin patties and cook undisturbed until the edges are well browned before flipping.

Can I customize the cheese blend for this dish?

Absolutely! While cheddar and American cheese offer classic melt and flavor, feel free to experiment with other good melting cheeses like Monterey Jack, Colby, or even a spicy pepper jack for an extra kick.

What's the best way to prevent the tortillas from burning?

Keep your griddle at a steady medium heat when cooking the tortillas. Brushing them lightly with melted butter not only adds flavor but also helps them crisp up beautifully without scorching. Watch them closely and flip once golden.

How can I make this a spicier meal?

For a spicier version, swap out the sharp cheddar for pepper jack cheese, or simply add thin slices of fresh or pickled jalapeños into the quesadilla layers. You could also mix a pinch of cayenne pepper into your smashburger seasoning or sauce.

What's the recommended way to reheat leftovers?

Leftover quesadillas are best reheated in a dry skillet over medium heat. This method helps restore the crisp texture of the tortillas and ensures the filling warms through evenly, avoiding a soggy result often found with microwave reheating.

Cheesy Griddled Smashburger Quesadillas

Griddled quesadillas featuring smashburger patties, cheddar, American cheese, sweet onions, and a tangy mayo-mustard sauce.

Prep duration
15 min
Cook duration
40 min
Complete duration
55 min
Created by Claire Johnson

Classification Comfort Bakes

Complexity Medium

Heritage American

Output 4 Portions

Dietary considerations None specified

Components

For the Smashburger Patties

01 1 pound ground beef (80/20 blend)
02 1 teaspoon kosher salt
03 1/2 teaspoon freshly ground black pepper
04 1 teaspoon garlic powder

For the Quesadillas

01 4 large flour tortillas (8-10 inches each)
02 8 slices sharp cheddar cheese
03 4 slices American cheese
04 1 small yellow onion, thinly sliced
05 2 tablespoons vegetable oil, divided
06 2 tablespoons unsalted butter, melted

For the Sauce

01 2 tablespoons mayonnaise
02 1 tablespoon Dijon mustard
03 1 teaspoon Worcestershire sauce

Optional Garnishes

01 Sliced pickles
02 Chopped fresh cilantro
03 Salsa
04 Sour cream

Directions

Phase 01

Prepare the Beef Mixture: Gently mix ground beef with salt, pepper, and garlic powder in a medium bowl until just combined. Avoid overworking the meat to maintain texture.

Phase 02

Preheat Cooking Surface: Preheat a flat griddle or heavy skillet over medium-high heat. Add 1 tablespoon vegetable oil and spread evenly to coat the cooking surface.

Phase 03

Caramelize the Onions: Add sliced onions to one side of the griddle. Cook, stirring occasionally, until golden and softened, about 5 minutes. Transfer to a plate and set aside.

Phase 04

Portion the Beef: Divide beef mixture into 8 equal portions and roll each into a loose ball.

Phase 05

Smash the Patties: Place 4 beef balls onto the hot griddle, spacing evenly. Immediately press each flat with a heavy spatula or burger press to form thin patties about 4 inches across.

Phase 06

Sear the First Side: Cook patties undisturbed until edges are deeply browned and juices bubble up, about 2 minutes. Season tops with a pinch of salt and pepper.

Phase 07

Add Cheese and Finish: Flip patties and immediately top each with 1 slice of cheddar and 1 slice of American cheese. Cook until cheese is melted and edges are crisp, about 1 minute more. Transfer to a plate.

Phase 08

Prepare the Griddle for Tortillas: Wipe the griddle clean and reduce heat to medium. Brush both sides of each tortilla lightly with melted butter.

Phase 09

Prepare the Sauce: Whisk together mayonnaise, Dijon mustard, and Worcestershire sauce until smooth and fully combined.

Phase 10

Assemble the Quesadillas: Place a buttered tortilla on the griddle. Layer 2 cheesy patties side by side, sprinkle with cooked onions, and drizzle with sauce. Top with a second tortilla.

Phase 11

Griddle the Quesadillas: Cook until the bottom tortilla is golden and crisp, about 2 minutes, pressing gently with a spatula. Flip and cook the other side until golden, about 2 minutes more.

Phase 12

Rest and Slice: Transfer quesadilla to a cutting board and let rest for 1 minute. Slice into wedges with a sharp knife or pizza cutter.

Phase 13

Complete Remaining Quesadillas: Repeat with remaining ingredients to make 2 large quesadillas total. Serve hot with pickles, cilantro, salsa, or sour cream as desired.

Necessary tools

  • Medium mixing bowl
  • Flat griddle or heavy skillet
  • Spatula or burger press
  • Knife or pizza cutter
  • Small whisk or fork

Allergy details

Review each component for potential allergens and consult healthcare professionals if you're unsure about ingredients.
  • Contains wheat (flour tortillas)
  • Contains milk (cheese, butter)
  • Contains egg (mayonnaise)
  • Contains soy (may be present in Worcestershire sauce)
  • Contains beef

Nutritional information (each portion)

These values are approximate guidelines only and shouldn't replace professional medical guidance.
  • Energy: 1200
  • Fats: 75 g
  • Carbohydrates: 62 g
  • Proteins: 54 g