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Caramelized Onion Sliders

Melt-in-Your-Mouth Caramelized Onion Sliders for Any Occasion

These Caramelized Onion Sliders are a flavorful blend of savory bacon, creamy Gruyere, and sweet onions, perfect for any gathering.
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Prep Time 15 minutes
Cook Time 1 hour
Total Time 1 hour 15 minutes
Servings: 12 sliders
Course: Appetizers
Cuisine: American
Calories: 350
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Sliders
  • 3 tbsp Butter for caramelizing onions
  • 3 tbsp Butter for cooking patties
  • 2 lb Ground Beef or Brisket or ground turkey for a lighter option
  • 2 cubes Beef Bouillon or beef broth as a substitute
  • 1 tsp Dried Minced Onion can use fresh onion but will alter texture
  • to taste Celery Seeds, Dried Parsley, Dried Thyme, Ground Black Pepper seasoning mix
  • 8 oz Gruyere Cheese, shredded Swiss or provolone can be alternatives
  • 1 lb Bacon or turkey bacon for a lighter alternative
  • ½ cup Mayonnaise or Greek yogurt for a healthier substitute
  • 1 tsp A1 Steak Sauce adjust to taste
  • 12 Slider-size Toasted Buns or whole wheat/gluten-free as alternatives
  • Fresh Thyme can be omitted if not available
  • 2 large Yellow Onions or substitute with Vidalia or Walla Walla onions for a milder taste
  • Arugula or baby spinach/mixed greens for balance

Equipment

  • Skillet
  • Baking Sheet
  • Mixing bowl

Method
 

Step-by-Step Instructions
  1. Caramelize onions by melting 3 tablespoons of butter in a skillet, adding sliced yellow onions and thyme, cooking for 40 minutes.
  2. Preheat oven to 400°F (200°C). Bake bacon on a lined baking sheet for 15-20 minutes until crispy and drain.
  3. Make A1 mayo by mixing mayonnaise with A1 steak sauce and black pepper, refrigerate.
  4. Combine ground beef, crushed bouillon, dried minced onion, and seasoning mix, shape into 12 patties.
  5. Cook patties in the skillet with 2 tablespoons of butter for 2 minutes each side, topping with Gruyere cheese.
  6. Assemble sliders with arugula, beef patty, caramelized onions, bacon, and A1 mayo on toasted buns.

Nutrition

Serving: 1sliderCalories: 350kcalCarbohydrates: 28gProtein: 22gFat: 18gSaturated Fat: 9gPolyunsaturated Fat: 2gMonounsaturated Fat: 5gCholesterol: 75mgSodium: 800mgPotassium: 500mgFiber: 1gSugar: 2gVitamin A: 10IUVitamin C: 2mgCalcium: 20mgIron: 15mg

Notes

For optimal flavors, prep the A1 mayo and caramelize onions ahead of time. Serve immediately for best taste.

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