French Onion Ground Beef Casserole Recipe

“This is a simple, cozy casserole that fills the house with warm onion and cheese smell. It is easy to make and feeds a family.”

This French Onion Ground Beef Casserole is a quick comfort meal that tastes like a warm diner dinner. The onions get sweet and soft, the beef is seasoned, and the crunchy fried onions on top add crisp texture. Prep is quick: brown beef, mix with soup and noodles, top with cheese, and bake. If you like easy one-dish meals, you may also enjoy this simple Korean-style beef bowl for a different weeknight option: 1 lb Korean Ground Beef Bowl Recipe.

why make this recipe

• It is fast to prepare and uses pantry staples.
• It is filling and family-friendly.
• It reheats well for leftovers and is a good make-ahead dish.

how to make French Onion Ground Beef Casserole

1. Caramelize the sliced onions in olive oil over medium heat until brown and soft, about 10–12 minutes. Add minced garlic for 1–2 minutes more.
2. Push onions to the side and add the ground beef. Cook until no pink remains. Drain excess grease if needed.
3. Stir in the cream of mushroom soup, sour cream, Worcestershire sauce, salt, pepper, and dried thyme. Mix until smooth.
4. Fold in the cooked noodles and 1 cup of the crispy French fried onions.
5. Transfer the mixture to a greased 9×13-inch baking dish. Top with shredded cheese and the remaining 1/2 cup fried onions.
6. Bake at 375°F (190°C) for 20–25 minutes until bubbly and cheese is melted and slightly golden.
   For another quick ground beef weeknight idea, try this 30-minute beef stroganoff recipe: 30-Minute Ground Beef Stroganoff.

Ingredients :

• 1 lb ground beef
• 1 tablespoon olive oil
• 1 medium yellow onion, thinly sliced
• 2 cloves garlic, minced
• 1 (10.5 oz) can cream of mushroom soup
• 1/2 cup sour cream
• 1/2 teaspoon salt
• 1/2 teaspoon black pepper
• 1 teaspoon Worcestershire sauce
• 1/2 teaspoon dried thyme
• 2 cups cooked egg noodles (or pasta of choice)
• 1 1/2 cups shredded mozzarella or Swiss cheese
• 1 1/2 cups crispy French fried onions (divided)
• Fresh parsley, chopped (optional, for garnish)

Directions :

1. Preheat oven to 375°F (190°C). Lightly grease a 9×13-inch baking dish.
2. In a large skillet over medium heat, add olive oil and sauté the sliced onions until caramelized and golden, about 10–12 minutes. Add garlic and cook for another 1-2 minutes.
3. Add the ground beef to the skillet and cook until browned and fully cooked. Drain excess grease if needed.
4. Stir in cream of mushroom soup, sour cream, Worcestershire sauce, salt, pepper, and thyme. Mix well, then fold in cooked noodles and 1 cup of fried onions.
5. Transfer the mixture to the prepared baking dish. Top with shredded cheese and the remaining 1/2 cup of fried onions.
6. Bake uncovered for 20–25 minutes, or until bubbly and cheese is melted and slightly golden.
7. Garnish with fresh parsley and serve hot.

how to serve French Onion Ground Beef Casserole

Serve hot straight from the oven. It goes well with a simple green salad, steamed vegetables, or crusty bread. Let it rest 5 minutes before scooping so slices hold shape.

how to store French Onion Ground Beef Casserole

• Refrigerate: Cool to room temperature, cover tightly, and store up to 3-4 days.
• Freeze: Place in an airtight container and freeze up to 2 months. Thaw in fridge overnight before reheating.
• Reheat: Warm in the oven at 350°F (175°C) until heated through, or microwave in a covered dish.

tips to make French Onion Ground Beef Casserole

• Caramelize onions slowly for best flavor.
• Drain excess beef grease to avoid a greasy bake.
• Use Swiss cheese for a more classic onion soup taste, or mozzarella for milder flavor.
• For extra creaminess, stir a little milk into the soup mixture.
• Add the fried onions right before baking so they stay crispy on top.

variation

• Swap egg noodles for cooked rice or pasta shapes.
• Use ground turkey or chicken instead of beef.
• Stir in sliced mushrooms or cooked peas for extra veggies.
• Make it low-sodium by using a low-sodium soup and less salt.

pairing

• Side salad with vinaigrette.
• Roasted green beans or steamed broccoli.
• A light red wine like Pinot Noir or a cold lager beer.

food safety

• Cook ground beef to an internal temperature of 160°F (71°C).
• Do not leave the casserole at room temperature longer than 2 hours.
• Cool leftovers quickly and refrigerate within 2 hours.

FAQs

Conclusion

If you like this style of casserole and want a similar recipe with rice, check out this French Onion Ground Beef and Rice Casserole for another comforting option: French Onion Ground Beef and Rice Casserole – Soulfully Made.