Bison and Morel Smash Burgers

Ingredients

• 16 oz. ground bison (elk works great, too)
• 6 slices Swiss cheese
• 3 handfuls of fresh morel mushrooms (or dried equivalent)
• 6 brioche hamburger buns
• Burger toppings of choice (I recommend pickled jalapeños for a nice kick)
• Cooking oil with a high smoke point
• 2 garlic cloves, minced
• 2 shallots, finely chopped
• Salt and pepper to taste
• 1 1/2 Tbsp. ketchup
• 2 Tbsp. mustard
• 2/3 cup mayo
• 2 Tbsp. dill pickle juice
• 1 tsp. garlic powder
• 1 tsp. onion powder
• A dash of cayenne or sriracha (optional, for those who like it spicy)