Sizzling Jalapeño-Onion Smash Burgers Recipe for Spicy Fans - Dave's Grill

Ingredients

• 1.5 pounds (680 grams) high-quality 80% lean ground beef
• 4 hamburger buns, split and toasted
• 4 slices American cheese
• 1 large yellow onion, thinly sliced (about 2 cups)
• 1 large jalapeno chile, thinly sliced (about ½ cup)
• 3 tablespoons mayonnaise
• 1.5 tablespoons ketchup
• 1 teaspoon Worcestershire sauce
• 1 teaspoon canola oil
• 1.25 teaspoons kosher salt
• 0.75 teaspoon black pepper
• 0.25 teaspoon garlic powder
• 0.25 teaspoon kosher salt