93% Lean Ground Beef 1/2 cup chopped portobellos minced garlic salt crushed black peppercorns 1 cup thinly sliced onions
Mix ground beef, mushrooms, garlic and salt to taste lightly, then form a patty. Coat patty with cracked black peppercorns. Meanwhile caramelize onions. Grill patty in George Foreman & top with caramelized onions.
These were great! I was a little confused on how much meat I was supposed to use... but I used a 1/4 lb. for each of the burgers and that worked out perfect. It was really yummy though... thanks!