Cast-Iron Patty Melts

Featured in: Cozy Everyday Dinners

Discover the comforting flavors of juicy beef patties layered with sweet, caramelized onions and melted Swiss cheese, all nestled between buttery rye bread slices. Cooked in a cast-iron skillet, this dish combines rich textures and hearty tastes for a satisfying meal. The slow-cooked onions add a deep sweetness that perfectly balances the savory beef, while the griddled bread offers a crispy, golden exterior. Ideal for a quick yet indulgent main course, it pairs beautifully with crisp pickles or classic diner fries for a true taste of classic American comfort.

Updated on Mon, 24 Nov 2025 15:01:00 GMT
Golden-brown cast-iron patty melts with melted Swiss cheese, juicy beef, and caramelized onions, ready to eat. Save to Pinterest
Golden-brown cast-iron patty melts with melted Swiss cheese, juicy beef, and caramelized onions, ready to eat. | orchardbowl.com

A classic American diner favorite featuring juicy beef patties, caramelized onions, and melted cheese, all sandwiched between buttery rye bread and griddled to perfection in a cast-iron skillet.

This recipe reminds me of cozy dinners at old-school diners, where every bite feels nostalgic and satisfying.

Ingredients

  • Beef: 1 lb (450 g) ground beef (80/20 blend recommended), 1/2 tsp kosher salt, 1/2 tsp black pepper, 1/2 tsp Worcestershire sauce
  • Onions: 2 large yellow onions, thinly sliced, 2 tbsp unsalted butter, 1 tbsp olive oil, Pinch of salt
  • Bread & Cheese: 8 slices rye bread, 8 slices Swiss cheese
  • Assembly: 3 tbsp unsalted butter, softened (for spreading on bread)

Instructions

Step 1:
In a large skillet over medium-low heat melt 2 tbsp butter with olive oil Add onions and a pinch of salt Cook stirring occasionally until onions are deeply caramelized about 20 minutes Set aside
Step 2:
While onions cook season ground beef with salt pepper and Worcestershire sauce Form into 4 oval-shaped patties slightly larger than the bread slices
Step 3:
Heat a cast-iron skillet over medium-high heat Cook patties for 3–>4 minutes per side until browned and just cooked through Transfer to a plate
Step 4:
Wipe the skillet clean Butter one side of each bread slice
Step 5:
Assemble each melt Place one slice of bread buttered side down in the skillet Top with a slice of cheese a beef patty a generous spoonful of caramelized onions another slice of cheese and a second slice of bread (buttered side up)
Step 6:
Cook over medium heat until bread is golden brown and cheese is melted about 3–>4 minutes per side Press gently with a spatula for even browning
Step 7:
Slice in half and serve hot
Close-up of a perfectly griddled cast-iron patty melt showcasing the layers of cheese and beef filling. Save to Pinterest
Close-up of a perfectly griddled cast-iron patty melt showcasing the layers of cheese and beef filling. | orchardbowl.com

My family enjoys gathering around for these patty melts especially on chilly weekend evenings—it’s a meal that brings everyone together.

Notes

Try substituting Swiss cheese with cheddar provolone or American cheese for a twist Add sautéed mushrooms or a dash of hot sauce for extra flavor Excellent paired with crisp pickles or classic diner fries

Required Tools

Cast-iron skillet Large nonstick skillet (for onions optional) Spatula Chefs knife Cutting board

Allergen Information

Contains Wheat (bread) Milk (cheese butter) Soy (Worcestershire sauce may contain soy) Contains Beef Double-check all labels for hidden allergens if sensitive

Sizzling cast-iron patty melts on a plate, a diner classic with gooey cheese and caramelized onions. Save to Pinterest
Sizzling cast-iron patty melts on a plate, a diner classic with gooey cheese and caramelized onions. | orchardbowl.com

Serve your patty melts hot off the skillet for the ultimate diner experience every time.

Recipe Questions & Answers

What type of beef is best for patties?

Use an 80/20 blend ground beef for juicy, flavorful patties that hold together well while cooking.

How do you caramelize onions correctly?

Cook thinly sliced onions slowly over medium-low heat in butter and oil, stirring occasionally until they turn deep golden and sweet, about 20 minutes.

Can I substitute Swiss cheese with other types?

Yes, cheddar, provolone, or American cheese make great alternatives, each adding a unique flavor profile to the melt.

What bread works best for these melts?

Buttery rye bread provides a sturdy, flavorful base that crisps nicely in the skillet, complementing the savory fillings.

How to achieve even browning on the melts?

Cook over medium heat and press gently with a spatula to ensure the bread crisps evenly and the cheese melts perfectly.

Cast-Iron Patty Melts

Juicy beef patties with caramelized onions and melted cheese on rye, cooked to golden perfection.

Prep Time
15 minutes
Time to Cook
30 minutes
Overall Time
45 minutes
Created by Sophie Alden

Recipe Type Cozy Everyday Dinners

Skill Level Easy

Cuisine Origin American

Makes 4 Number of Servings

Dietary Details None specified

What You'll Need

Beef

01 1 lb ground beef (80/20 blend)
02 1/2 tsp kosher salt
03 1/2 tsp black pepper
04 1/2 tsp Worcestershire sauce

Onions

01 2 large yellow onions, thinly sliced
02 2 tbsp unsalted butter
03 1 tbsp olive oil
04 Pinch of salt

Bread & Cheese

01 8 slices rye bread
02 8 slices Swiss cheese

Assembly

01 3 tbsp unsalted butter, softened

How To Make It

Step 01

Caramelize onions: In a large skillet over medium-low heat, melt 2 tbsp butter with olive oil. Add sliced onions and a pinch of salt. Cook, stirring occasionally, until deeply caramelized, about 20 minutes. Set aside.

Step 02

Prepare beef patties: Season ground beef with salt, pepper, and Worcestershire sauce. Shape into 4 oval patties slightly larger than bread slices.

Step 03

Cook patties: Heat cast-iron skillet over medium-high heat. Cook patties for 3 to 4 minutes per side until browned and cooked through. Transfer to a plate.

Step 04

Butter bread: Wipe skillet clean. Spread softened butter on one side of each bread slice.

Step 05

Assemble melts: Place one bread slice, buttered side down, in skillet. Layer with slice of cheese, beef patty, caramelized onions, another slice of cheese, and top with second bread slice, buttered side up.

Step 06

Grill melts: Cook over medium heat until bread is golden brown and cheese melts, about 3 to 4 minutes per side. Press gently with spatula to brown evenly.

Step 07

Serve: Slice melts in half and serve immediately while hot.

Equipment Needed

  • Cast-iron skillet
  • Large nonstick skillet
  • Spatula
  • Chef's knife
  • Cutting board

Allergy Warnings

Review all components for possible allergens and seek medical guidance if needed.
  • Contains wheat, milk, soy, and beef

Nutrition Info (for each serving)

Details here are for your reference and aren't a substitute for professional advice.
  • Total Calories: 670
  • Total Fat: 38 grams
  • Carbohydrates: 44 grams
  • Proteins: 37 grams