July 9, 2026 · 10 min

Crispy Smashed Bacon Cheeseburgers with Old Bay Fries and Special Sauce

Side Dish10 min3312 cal / serving

Forget thick patties-these smashed burgers are all about texture. By pressing balls of ground beef into a hot skillet, you get thin, lacy-edged patties that are perfectly crispy. Topped with gooey white cheddar, sweet caramelized onions and a homemade special sauce, they’re sandwiched between soft potato buns. On the side, crispy potato wedges seasoned with Old Bay complete the meal.

The secret to the special sauce is a blend of mayo, ketchup and Dijon mustard with a kick of Old Bay. It doubles as a dip for the fries, so make extra. This recipe is perfect for a casual dinner that feels like a treat.

Recipe details

Side Dish10 min3312 cal / serving2 servings

Nutrition per serving

Calories3312 kcalProtein60.5 gFat284.8 gCarbs128.2 gSugar80.6 gFiber4.8 gSodium3155 mg

Dietary labels

Gluten-free: noLactose-free: noDairy-free: no

Allergen check

Gluten / wheat: containsMilk / dairy: containsEgg: containsFish: not detectedShellfish: not detectedPeanut: not detectedTree nuts: not detectedSoy: containsSesame: not detectedMustard: containsCelery: not detectedSulphites: not detectedLupin: not detectedMolluscs: not detected

Values are calculated per serving from ingredient amounts and the ingredient nutrition reference per 100g. Allergen and diet labels use available ingredient metadata and name matching; always check product labels for strict diets or allergies. Some ingredient amounts or nutrition values were incomplete, so this is marked as a partial estimate.

Ingredients

Bacon4 ounce BaconView ingredient guide
Potatoes12 ounce PotatoesView ingredient guide
Onion1 unit OnionView ingredient guide
White Cheddar Cheese0.5 cup White Cheddar CheeseView ingredient guide
Ground Beef10 ounce Ground BeefView ingredient guide
Ketchup1 unit KetchupView ingredient guide
Mayonnaise2 tablespoon MayonnaiseView ingredient guide
Potato Buns2 unit Potato BunsView ingredient guide
Dijon Mustard2 teaspoon Dijon MustardView ingredient guide
Sugar1 teaspoon (tsp) SugarView ingredient guide
Black Pepperteaspoon (tsp) Black PepperView ingredient guide
Cooking Oil4 teaspoon (tsp) Cooking OilView ingredient guide
Saltteaspoon (tsp) SaltView ingredient guide

Instructions

  1. Adjust oven rack to top position and preheat to 425°F. Wash and dry potatoes. Cut into ½-inch-thick wedges. Halve, peel and thinly slice the onion.
  2. Toss potato wedges on a baking sheet with a drizzle of oil and half the Old Bay seasoning. Season lightly with salt and pepper. Roast on top rack until browned and crispy, 20-25 minutes.
  3. While potatoes roast, heat a drizzle of oil in a medium nonstick pan over medium-high heat. Add onion and cook, stirring occasionally, until browned and softened, 8-10 minutes. Add 1 teaspoon sugar and a splash of water; cook until caramelized and jammy, 2-3 minutes more. Season with salt and pepper. Transfer to a small bowl.
  4. In another small bowl, combine mayonnaise, ketchup, mustard and remaining Old Bay to taste. Set aside. Form ground beef into two equal balls (four for 4 servings); season all over with salt and pepper.
  5. Heat a drizzle of oil in the same pan over medium-high heat. Add beef balls and firmly flatten each with a spatula into very thin patties. Cook until desired doneness, 3-4 minutes per side. In the last 1-2 minutes, top patties with white cheddar; cover pan to melt cheese. Remove from heat.
  6. While patties cook, halve and toast potato buns. Divide buns among plates and fill with patties, caramelized onion and half the special sauce. Serve with Old Bay fries and remaining sauce for dipping.

Recipe Tips

Don’t over-season the fries; Old Bay already contains salt and pepper.

For extra crispy patties, use a metal spatula to press firmly and evenly.

If the patties aren’t perfectly round, that’s fine-the irregular edges get extra crispy.

FAQ

Can I use a different cheese?

Yes, you can substitute white cheddar with American, provolone or your favorite melting cheese.

How do I prevent the patties from sticking?

Make sure the pan is hot and well-oiled before adding the beef. Use a sturdy spatula to press and flip.

Can I make the fries ahead?

Fries are best fresh, but you can reheat them in a 400°F oven for a few minutes to crisp up.

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