Hello Fresh Burger Recipes: Cheesy Smashed Burgers with Special Sauce

Sink your teeth into these indulgent Hello Fresh burger recipes—Cheesy Smashed Burgers with Old Bay fries, caramelized onions, and a creamy special sauce. Crispy-edged patties are topped with melted white cheddar and nestled in soft potato buns. The homemade sauce and caramelized onions elevate this easy-to-follow, crowd-pleasing dinner to restaurant-quality comfort food.

Ingredients

• 10 oz ground beef
• ½ cup white cheddar cheese, sliced
• 2 potato buns
• 1 yellow onion, sliced
• For special sauce: mayonnaise, ketchup, Dijon mustard, Old Bay seasoning
• For Old Bay fries: potatoes, Old Bay seasoning, cooking oil, salt & pepper

Directions

1. Preheat oven to 425 °F (220 °C). Slice potatoes, toss with oil, Old Bay seasoning, salt, and pepper. Roast for 20–25 minutes until crispy.
2. Meanwhile, cook sliced onion in a drizzle of oil over medium-high heat until softened; stir in sugar to caramelize.
3. In a small bowl, mix mayonnaise, ketchup, mustard, and desired amount of Old Bay for the special sauce.
4. Form ground beef into two balls and season with salt and pepper. Heat oil in a pan, flatten each ball to smash into thin patties, cook 3–4 minutes per side. Add cheddar in last minute and cover to melt.
5. Toast buns. Spread special sauce, layer patty, caramelized onions, and serve with Old Bay fries and extra sauce.