Ingredients
3-4 large sweet onions, sliced
4 tablespoons salted butter
1 tablespoon olive oil
1 teaspoon sea salt
1 teaspoon coarse black pepper
1 teaspoon granulated sugar
1 pound ground beef
1 cup Italian herb bread crumbs
1 cup milk
1 egg
1 oz. package French onion soup mix
1/2 cup cooking sherry
1/2 teaspoon Worcestershire sauce
4 oz. Swiss Gruyère, or provolone cheese
Fresh thyme sprigs for garnish
Instructions
-
Prepare the Onions:
- Place sliced onions at the bottom of a 6 Qt. slow cooker.
- Sprinkle with salt, pepper, and sugar.
- Dot with butter and drizzle with the olive oil.
- Cook on LOW for 9 hours until they are caramelized.
-
Make the Meatloaf:
- In a bowl, combine ground beef, bread crumbs, milk, egg, and onion soup mix. Mix well and shape into a loaf.
- Pour cooking sherry and Worcestershire sauce over the caramelized onions in the cooker.
- Place the meatloaf on top of the onions.
- Set the slow cooker to HIGH and cook for 3 hours, or until the meatloaf reaches an internal temperature of 160°F.
-
Add the Cheese:
- Top the meatloaf with slices of cheese.
- Cook for an additional 20-30 minutes on HIGH, or until the cheese is fully melted and bubbly.
-
Serve:
- Serve the meatloaf sliced, topped with caramelized onions and juices from the cooker.
- Garnish with fresh thyme sprigs.
Cooking Details:
- Prep Time: 15 minutes
- Cooking Time: 12 hours and 15 to 30 minutes
- Total Time: 12 hours and 15 to 30 minutes
- Prep Time: 15 minutes
- Cook Time: 12 hours
Nutrition
- Serving Size: 6 servings
- Calories: 590 Kcal