3/4 pounds ground chuck
1/4 pound lean, ground beef
3 tablespoons salt
1 teaspoon black pepper
1/4 teaspoon onion powder
1/8 teaspoon garlic powder
4 medium sized sesame seed bun
Ketchup, as needed
Mustard, as needed
4 tablespoons chopped onion, soaked in ice cold water
8 American cheese slices
8 dill slices