Caramelized Onions Burger with Shiitake Mushrooms – the best burger recipe you’ll try this grilling season!
Ingredients for Caramelized Onions & Mushrooms – 4 tablespoons butter divided – 2 onions diced – 12 oz shiitake mushrooms diced – 1/2 teaspoon sea salt – 1 teaspoon sugar Ingredients for the Burger – 4 brioche buns or regular burger buns – 8 beef patties – Montreal steak spice – 4 American cheese wrapper removed – 1 large tomato sliced – 4 lettuce leaves – 8 oz nacho cheese dip – 1 medium red onion sliced – mayo – sriracha sauce or any of your favorite burger sauces
Fill a stainless steel syringe filled with nacho cheese and pierce it right into the burger. If you want to get fancy, especially when serving a crowd, serve the burger with the cheese syringe in it! Squeeze the nacho cheese into the burger and enjoy!