French Onion Meatball Sub
Recipe information
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Cooking:
20 min.
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Servings per container:
4
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Source:

Ingredients for - French Onion Meatball Sub

1. 1 lb. ground beef -
2. 1/2 c. panko bread crumbs -
3. 1/4 c. finely grated Parmesan (about 2 oz.) -
4. 1 large egg, beaten -
5. 3 cloves garlic, finely chopped -
6. 2 tbsp. chopped fresh parsley -
7. 2 tsp. fresh thyme leaves -
8. Kosher salt -
9. Freshly ground black pepper -
10. 3 tbsp. unsalted butter -
11. 3 large yellow onions, thinly sliced -
12. 2 cloves garlic, minced -
13. 2 tsp. fresh thyme leaves -
14. 1/4 c. red wine -
15. 1 c. low-sodium beef broth -
16. Kosher salt -
17. Freshly ground black pepper -
18. 4 hoagies, split open -
19. 1 1/2 c. shredded Gruyère (about 3 oz.) -

How to cook deliciously - French Onion Meatball Sub

1. Stage

Preheat oven to 425°. Line a large baking sheet with foil. In a large bowl, combine beef, bread crumbs, Parmesan, egg, garlic, parsley, and thyme; season with salt and pepper. Mix with your hands or a wooden spoon until well combined. Form into 16 balls (about 2 tablespoons each) and arrange on prepared sheets. 

2. Stage

Bake meatballs until browned and cooked through, 14 to 16 minutes. Keep warm until ready to use.

3. Stage

In a large skillet over medium heat, melt butter. Add onions and cook, stirring occasionally and reducing heat to medium-low after 10 minutes, until golden and jammy, about 30 minutes. 

4. Stage

Increase heat to medium and add garlic and thyme. Cook, stirring, until fragrant, about 1 minute. Add wine, bring to a simmer, and cook until completely reduced, 2 to 3 minutes. Add broth and bring to a boil. Cook, stirring occasionally, until liquid is almost completely reduced, 8 to 10 minutes; season with salt and pepper.

5. Stage

Heat broiler. Divide onions among hoagies. Arrange 4 meatballs in each, then top with Gruyère. 

6. Stage

Place sandwiches on a rimmed baking sheet and broil until cheese is melty and golden (watch closely!), 2 to 5 minutes.