Steak and Shake Garlic Double Steakburger
Ingredients: 1 lb ground beef (80% lean) 4 hamburger buns 1 tablespoon butter, softened 1 tablespoon garlic powder 1 teaspoon salt ½ teaspoon black pepper 4 slices American cheese 4 tablespoons mayonnaise 1 teaspoon garlic salt 1/2 cup sliced onions Instructions: