Red, White and Blue Burgers

2 pounds ground beef sirloin

1 red onion, diced

½ (1 ounce) package dry ranch salad dressing mix

4 ounces crumbled blue cheese

Preheat an outdoor grill for medium-high heat, and lightly oil the grate.

Lightly mix together the ground sirloin, onion, ranch salad dressing mix, and blue cheese in a bowl. Form into 6 patties.

Grill the burgers for about 5 minutes per side on the prepared grill, until well done.