Mushroom Stuffed Burgers

Total Time: 50 mins Preparation Time: 20 mins Cook Time: 30 mins

Ingredients

• Servings: 4
• 1 1/2 lbs ground chuck
• 1 tablespoon soy sauce
• 1 1/4 teaspoons fresh ground pepper
• 3/4 teaspoon salt
• 1 tablespoon butter
• 1 tablespoon olive oil
• 3/4 lb mushroom, finely chopped
• 2 tablespoons garlic, minced
• 1/4 cup green onion, sliced
• 1 teaspoon worcestershire sauce
• 4 slices swiss cheese
• 4 large hamburger buns with sesame seeds, split
• 4 slices tomatoes
• 1/2 cup mayonnaise
• 2 teaspoons soy sauce
• 1 teaspoon dijon mustard

Recipe

• 1 in a medium bowl, gently mix together the beef, soy sauce, 3/4 tsp of the pepper, 1/2 tsp of the salt.
• 2 using generous 1/3 cup per patty, shape mixture into 8 (4 1/2-inch) patties 3/8 inch thick.
• 3 refrigerate while preparing the stuffing.
• 4 heat a large nonstick skillet over medium high heat until hot.
• 5 add the butter and oil.
• 6 heat until hot and butter is melted.
• 7 add the mushrooms and cook for 2 min, stirring occasionally.
• 8 add the garlic and cook for 8-10 min or until the mushrooms are browned and the liquid has evaporated.
• 9 stir in the green onions, worcestershire sauce, remaining 1/2 tsp pepper and remaining 1/4 tsp salt.
• 10 let cool.
• 11 mound about 1/2 cup of the stuffing in the center of 4 of the patties.
• 12 cover with the remaining 4 patties, sealing the edges firmly by pressing together with your fingers.
• 13 gently press the center of the burgers to eliminate mounding.
• 14 heat the grill or grill pan to medium heat.
• 15 grill for 5-6 minute.
• 16 flip the burgers and grill for 5-6 min more, or until no longer pink in the center.
• 17 top each burger with 1 slice of cheese, and grill for another min or so - until the cheese has melted.
• 18 meanwhile, in a small bowl, whisk together all of the mayonnaise ingredients.
• 19 place the buns on the grill, split side down, and grill for 30-60 sec or until lightly toasted.
• 20 spread each bun with 2 tbs of the mayonnaise.
• 21 top with a burger and a tomato slice.