Mushroom Swiss Burger

By Paisley

4.57 / 5

20min

6min

See on AllRecipes

1 pound ground beef
½ sweet onion chopped
1 (4 ounce) package chopped fresh mushrooms
3 cloves garlic minced
1 egg white
1 teaspoon seasoned salt
salt and ground black pepper to taste
6 slices Swiss cheese
6 hamburger buns