Ingredients
Equipment
Method
Step‑by‑Step Instructions
- Preheat your grill or skillet over medium-high heat for about 5 minutes.
- Shape each portion of ground beef into a round patty, about ¾ inch thick; season with salt and pepper.
- Sauté sliced mushrooms and chopped onions in vegetable oil over medium heat for 5-7 minutes until golden brown.
- Cook seasoned beef patties on the grill or skillet for 4-5 minutes on each side; add Swiss cheese in the last minute.
- Toast hamburger buns cut side down on a skillet or grill for 2-3 minutes until golden brown.
- Combine mayonnaise and Dijon mustard in a bowl to create a creamy spread.
- Spread the condiment mixture on toasted buns; assemble with beef patty, cheese, and sautéed mushrooms.
- Serve immediately with sweet potato fries or a salad.
Nutrition
Notes
Store leftover ingredients separately in airtight containers for up to 3 days. Freeze cooked patties and mushroom mixture for up to 2 months.