Bill's Steak Rub Smashburger

This Smashburger recipe is quick and easy to make and is a perfect combination of spicy and savory.

Ingredients

• For the Onion  ·   
• Onion, diced  ·  1 
• For the Sauce  ·   
• Ketchup  ·  1/4 cup 
• Kewpie Japanese Mayonnaise  ·  1/4 cup 
• Distilled White Vinegar  ·  1 tablespoon 
• Soy Sauce  ·  1 tablespoon 
• Herbies Bill's Steak Rub  ·  1 teaspoon 
• For the Rub  ·   
• sugar  ·  1/4 teaspoon 
• pepper  ·  1/4 teaspoon 
• salt  ·  1/4 teaspoon 
• Herbies Bill's Steak Rub  ·  2 teaspoons 
• For the Burger  ·   
• Ground Beef (80/20)  ·  1 pound 
• Butter  ·  2 tablespoons 
• American Cheese, slices  ·  4 
• Brioche Hamburger Buns  ·  2 

Instructions

For the Onion

• Add diced onion to a pan over medium heat.
• Cook until translucent, stirring occasionally.
• Reduce heat to low and cook slowly until caramelized, about 30 minutes.

For the Sauce

• In a bowl, combine ketchup, mayo, vinegar, soy sauce and Herbies Bill's Steak Rub.
• Mix well and set aside.

For the Rub

• In a bowl, combine Herbies Bill's Steak Rub, salt, sugar, and pepper
• Mix well.

For the Burger

• Separate ground beef into 1/4 lb. balls.
• Season heavily with the burger rub.
• Add to a hot pan over medium/high heat and smash with a burger press or a spatula.
• Cook for 2 to 3 min until a nice crust forms on the bottom of the burger.
• Flip and top 2 patties with caramelized onions.
• Place one slice of cheese over each patty, and cook another 1-2 minutes.
• Top onion-covered patty with one of the other cheese-covered patties and remove from heat.
• In the same pan, melt butter until simmering, and place buns cut side down.
• Allow to grill for 1-2 minutes until buttery and browned then remove from heat.
• Top buns with sauce and burger patty stacks - Enjoy!

Jenny's Tip: - Make the sauce and onions beforehand to save time!