7 Make-Ahead Green Bean Casseroles With Blanched Beans, Béchamel & Crispy Shallots

7 Make-Ahead Green Bean Casseroles With Blanched Beans, Béchamel & Crispy Shallots

Classic Green Bean Casserole With Creamy Béchamel

creamy green bean casserole

Classic Green Bean Casserole With Creamy Béchamel is a timeless dish that combines tender green beans with a rich and velvety béchamel sauce, topped with crispy fried onions. Perfect for gatherings or holiday feasts, this make-ahead casserole can be prepared in advance and baked just before serving, allowing you to enjoy the company of your guests while delivering a comforting, flavorful side dish.

Ingredients Quantity
Fresh green beans 1 pound
Unsalted butter 4 tablespoons
All-purpose flour 1/3 cup
Whole milk 2 cups
Heavy cream 1 cup
Salt 1 teaspoon
Black pepper 1/2 teaspoon
Garlic powder 1 teaspoon
Onion powder 1 teaspoon
Parmesan cheese, grated 1/2 cup
Crispy fried onions 1 cup

Cooking Instructions:

  1. Preheat the oven to 350°F (175°C) and grease a baking dish.
  2. In a pot of boiling salted water, blanch the green beans for 3-4 minutes until tender-crisp. Drain and set aside.
  3. In a saucepan, melt the butter over medium heat, then whisk in the flour to create a roux. Cook for 2 minutes.
  4. Gradually whisk in the milk and heavy cream, cooking until thickened. Stir in salt, pepper, garlic powder, onion powder, and Parmesan cheese until combined.
  5. In the greased baking dish, combine the green beans with the béchamel sauce, mixing thoroughly.
  6. Top with crispy fried onions and bake for 25-30 minutes until bubbly and golden.
  7. For make-ahead preparation, assemble the casserole up to step 5, cover, and refrigerate. Bake before serving as instructed.
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Savory Mushroom and Green Bean Casserole

savory mushroom green bean casserole

Savory Mushroom and Green Bean Casserole is a delightful twist on the classic green bean casserole that infuses the dish with earthy flavors from mushrooms. This make-ahead option is both hearty and comforting, perfect for family dinners or holiday gatherings. The combination of tender green beans, sautéed mushrooms, and a creamy sauce topped with crispy onions makes it an irresistible side dish that can be prepared in advance, allowing you to enjoy time with your guests.

Ingredients Quantity
Fresh green beans 1 pound
Olive oil 2 tablespoons
Cremini or button mushrooms 8 ounces
Garlic, minced 2 cloves
Unsalted butter 2 tablespoons
All-purpose flour 1/4 cup
Vegetable broth 2 cups
Heavy cream 1 cup
Salt 1 teaspoon
Black pepper 1/2 teaspoon
Onion powder 1 teaspoon
Crispy fried onions 1 cup

Cooking Instructions:

  1. Preheat the oven to 350°F (175°C) and grease a baking dish.
  2. In a pot of boiling salted water, blanch the green beans for 3-4 minutes until tender-crisp. Drain and set aside.
  3. In a skillet, heat olive oil over medium heat, add mushrooms and garlic, and sauté until soft. Remove from heat.
  4. In a saucepan, melt the butter, whisk in flour to create a roux, then gradually whisk in vegetable broth and heavy cream; cook until thickened. Stir in salt, pepper, and onion powder.
  5. In the greased baking dish, combine the blanched green beans with the mushroom mixture, then pour the creamy sauce over and mix well.
  6. Top with crispy fried onions and bake for 25-30 minutes until bubbly and golden.
  7. For make-ahead preparation, assemble the casserole up to step 5, cover, and refrigerate. Bake right before serving as instructed.
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Cheesy Green Bean Casserole With Parmesan

cheesy green bean casserole

Cheesy Green Bean Casserole With Parmesan is a delightful variation on the traditional holiday favorite, combining the classic elements of green beans and a creamy, cheesy sauce. This dish elevates simple ingredients with the addition of Parmesan cheese, creating a rich and savory flavor that pairs well with any main course. It’s an excellent make-ahead option for busy hosts, allowing you to prepare it in advance and bake it when you’re ready to serve.

Ingredients Quantity
Fresh green beans 1 pound
Olive oil 2 tablespoons
Onion, chopped 1 medium
Garlic, minced 2 cloves
All-purpose flour 1/4 cup
Whole milk 1 cup
Heavy cream 1 cup
Salt 1 teaspoon
Black pepper 1/2 teaspoon
Garlic powder 1 teaspoon
Shredded cheddar cheese 1 cup
Grated Parmesan cheese 1/2 cup
Crispy fried onions 1 cup

Cooking Instructions:

  1. Preheat the oven to 350°F (175°C) and grease a baking dish.
  2. Blanch green beans in boiling salted water for 3-4 minutes, then drain and set aside.
  3. In a skillet, heat olive oil and sauté onion and garlic until soft.
  4. Stir in flour and gradually add milk and heavy cream, cooking until thickened; season with salt, pepper, and garlic powder.
  5. Combine the blanched green beans with the cheese sauce, then pour into the baking dish and top with crispy fried onions and additional cheese.
  6. Bake for 25-30 minutes until bubbly and golden.
  7. For make-ahead preparation, assemble the casserole up to step 5, cover, and refrigerate. Bake right before serving as instructed.
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Spicy Green Bean Casserole With Jalapeños

spicy jalape o green bean casserole

Spicy Green Bean Casserole With Jalapeños is a tantalizing twist on the classic green bean casserole, adding a zesty kick to the creamy mixture. This dish is perfect for those who enjoy a little heat with their holiday favorites and can easily be prepared ahead of time for a stress-free gathering. The combination of green beans, spicy jalapeños, and a velvety cheese sauce creates a deliciously bold flavor that will leave your guests coming back for seconds.

Ingredients Quantity
Fresh green beans 1 pound
Olive oil 2 tablespoons
Onion, chopped 1 medium
Garlic, minced 2 cloves
All-purpose flour 1/4 cup
Whole milk 1 cup
Heavy cream 1 cup
Salt 1 teaspoon
Black pepper 1/2 teaspoon
Garlic powder 1 teaspoon
Shredded cheddar cheese 1 cup
Grated pepper jack cheese 1/2 cup
Diced jalapeños 1/2 cup
Crispy fried onions 1 cup

Cooking Instructions:

  1. Preheat the oven to 350°F (175°C) and grease a baking dish.
  2. Blanch green beans in boiling salted water for 3-4 minutes, then drain and set aside.
  3. In a skillet, heat olive oil and sauté onion and garlic until soft.
  4. Stir in flour and gradually add milk and heavy cream, cooking until thickened; season with salt, pepper, and garlic powder.
  5. Combine the blanched green beans, diced jalapeños, and cheese sauce, then pour into the baking dish; top with crispy fried onions and additional pepper jack cheese.
  6. Bake for 25-30 minutes until bubbly and golden.
  7. For make-ahead preparation, assemble the casserole up to step 5, cover, and refrigerate. Bake right before serving as instructed.
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Mediterranean-inspired Green Bean Casserole

mediterranean green bean casserole

Mediterranean-inspired Green Bean Casserole is a flavorful twist on the traditional green bean casserole, infusing it with vibrant Mediterranean flavors like olives, feta cheese, and sun-dried tomatoes. This dish is not only delicious but also makes for a beautiful centerpiece during holiday gatherings or family dinners. It can be prepared in advance, making it a fantastic option for stress-free entertaining.

Ingredients Quantity
Fresh green beans 1 pound
Olive oil 2 tablespoons
Onion, chopped 1 medium
Garlic, minced 3 cloves
All-purpose flour 1/4 cup
Vegetable broth 1 cup
Heavy cream 1/2 cup
Salt 1 teaspoon
Black pepper 1/2 teaspoon
Dried oregano 1 teaspoon
Chopped sun-dried tomatoes 1/2 cup
Crumbled feta cheese 1 cup
Sliced black olives 1/2 cup
Crispy fried onions 1 cup

Cooking Instructions:

  1. Preheat the oven to 350°F (175°C) and grease a baking dish.
  2. Blanch green beans in boiling salted water for 3-4 minutes, then drain and set aside.
  3. In a skillet, heat olive oil and sauté onion and garlic until soft.
  4. Stir in flour and gradually add vegetable broth and heavy cream, cooking until thickened; season with salt, pepper, and oregano.
  5. Combine the blanched green beans, sun-dried tomatoes, black olives, and feta cheese with the sauce, then pour into the baking dish; top with crispy fried onions.
  6. Bake for 25-30 minutes until bubbly and golden.
  7. For make-ahead preparation, assemble the casserole until step 5, cover, and refrigerate. Bake right before serving as instructed.
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Nutty Green Bean Casserole With Almonds

nutty green bean casserole

Nutty Green Bean Casserole with Almonds is a delightful variation on the classic holiday dish that adds a touch of crunch and flavor with toasted almonds. This casserole is a great way to elevate your green bean preparations by enriching the dish with nutty undertones and a creamy sauce, making it a perfect addition to any festive table. Plus, it’s easy to prepare ahead of time, so you can enjoy more quality moments with your loved ones.

Ingredients Quantity
Fresh green beans 1 pound
Butter 3 tablespoons
Onion, chopped 1 medium
Garlic, minced 2 cloves
All-purpose flour 1/4 cup
Vegetable broth 1 cup
Heavy cream 1/2 cup
Salt 1 teaspoon
Black pepper 1/2 teaspoon
Sliced almonds, toasted 1 cup
Crispy fried onions 1 cup

Cooking Instructions:

  1. Preheat the oven to 350°F (175°C) and grease a baking dish.
  2. Blanch green beans in boiling salted water for 3-4 minutes, then drain and set aside.
  3. In a skillet, melt butter and sauté onion and garlic until translucent.
  4. Stir in flour and gradually add vegetable broth and heavy cream; cook until thickened, then season with salt and pepper.
  5. Combine the blanched green beans and toasted almonds with the creamy sauce, then pour everything into the baking dish; top with crispy fried onions.
  6. Bake for 25-30 minutes, or until the casserole is bubbly and golden.
  7. To prepare in advance, assemble the dish up to step 5, cover, and refrigerate. Bake just before serving as directed.
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Herbed Green Bean Casserole With Thyme and Garlic

herbed green bean casserole

Herbed Green Bean Casserole with Thyme and Garlic is a fragrant and flavorful take on the classic dish, highlighting the aromatic qualities of fresh herbs and garlic. This casserole infuses the green beans with a delicious herbal essence, making it a standout side dish for any festive occasion. Like its counterparts, this version can be prepped in advance, ensuring you can enjoy your time with family and friends during the holiday meal.

Ingredients Quantity
Fresh green beans 1 pound
Butter 3 tablespoons
Onion, chopped 1 medium
Garlic, minced 3 cloves
All-purpose flour 1/4 cup
Vegetable broth 1 cup
Heavy cream 1/2 cup
Fresh thyme, chopped 1 tablespoon
Salt 1 teaspoon
Black pepper 1/2 teaspoon
Crispy fried onions 1 cup

Cooking Instructions:

  1. Preheat the oven to 350°F (175°C) and grease a baking dish.
  2. Blanch green beans in boiling salted water for 3-4 minutes, then drain and set aside.
  3. In a skillet, melt butter and sauté onion and garlic until fragrant and translucent.
  4. Stir in flour, then gradually add vegetable broth and heavy cream; cook until the mixture thickens and season with thyme, salt, and pepper.
  5. Mix the blanched green beans with the creamy herb sauce, pour into the baking dish, and top with crispy fried onions.
  6. Bake for 25-30 minutes until bubbly and golden.
  7. For make-ahead: assemble the casserole up to step 5, cover, and refrigerate. Bake as directed before serving.

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Hi! I’m Emily. I’m a cozy‑kitchen tinkerer turning everyday ingredients into crave‑worthy plates—quick sizzles, bright flavors, and zero fuss, always with a smile. Playlist on, whisk in hand, I chase comfort that tastes a little sparkly and a lot homemade—playful, practical, and unapologetically delicious.