Zippy Burgers

INGREDIENTS:
1/4 cup beer or beef broth
2 tablespoons Worcestershire sauce
2 teaspoons chili powder
1 teaspoon onion powder
1/2 teaspoon crushed red pepper flakes
1/4 teaspoon salt
1/4 teaspoon pepper
1 pound lean ground beef
4 hamburger buns, split

DIRECTIONS:
1. In a bowl, combine the first seven ingredients. Crumble beef over mixture and mix well. Shape into four patties.
2. If grilling the hamburgers, coat grill rack with nonstick cooking spray before starting the grill. Grill hamburgers, covered, over medium heat or broil 4 in. from the heat for 6-8 minutes on each side or until a meat thermometer reads 160 degrees F. Serve on buns.