Burgers Stuffed with Blue Cheese

Ingredients

• 1 1/2 lbs ground beef
• 1/4 teaspoon salt
• 1/3 cup crumbled blue cheese
• 3 ounces cream cheese, softened
• 1 tablespoon Dijon mustard
• 4 onion hamburger buns
• 1 1/2 cups fresh mushrooms, sliced 1/4-inch thick
• 2 medium onions, thinly sliced
• 1/4 teaspoon salt
• 1/4 teaspoon pepper
• 1 tablespoon Worcestershire sauce
• 4 slices ripe tomatoes

Directions

1. 1

   In medium bowl stir together ground beef, 1/4 teaspoon salt and 1/4 teaspoon pepper; form into 8 large 1/4-inch thick patties.

2. 2

   In small bowl stir together blue cheese, cream cheese and mustard.

3. 3

   Place about 2 tablespoons cheese mixture on top of each of 4 patties.

4. 4

   Top each with remaining meat patty; press around edges to seal.

5. 5

   Place hamburgers in large skillet.

6. 6

   Cook over medium heat, turning once, until desired doneness (about 12 minutes for medium).

7. 7

   Place hamburgers on buns.

8. 8

   In same skillet with drippings place mushrooms and onions, add 1/4 teaspoon salt, 1/4 teaspoon pepper and Worcestershire sauce.

9. 9

   Cook over medium high heat, stirring occasionally, until tender (4 to 5 minutes).

10. 10

    Meanwhile, place tomato slice on each hamburger, top with grilled mushrooms and onions.