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French Onion Soup Pasta Bake

Embrace the holiday spirit with my French Onion Soup Pasta Bake. A unique blend of sweet, caramelized onions and rich, nutty Gruyere cheese, intertwined with tender gluten-free pasta, creates a comforting and satisfying dish. This recipe, inspired by classic French onion soup, transforms traditional flavours into a sumptuous pasta bake, complete with a golden, cheesy crust. Perfect for a festive dinner, it’s a deliciously affordable, crowd-pleasing entree.

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I’m excited to share a recipe that marries the comfort of home cooking with a touch of gourmet flair – my French Onion Soup Pasta Bake. This dish is a heartfelt nod to my favourite flavours and a testament to the joy of experimenting in the kitchen. As we welcome the holiday season, it’s the perfect opportunity to introduce a dish that brings warmth and cheer to your table. This french onion soup pasta bake is not only beautiful, it’s also a large portion meal meaning you can share this with a number of people as a main or side!

French Onion Soup Ingredients:

  • Caramelized Onions: A must to any French Onion Soup, these onions are slowly and lovingly caramelized to bring out their natural sweetness, creating a foundation that’s both flavourful and aromatic!
  • Gruyere Cheese: Selected for its perfect melting quality, Gruyere cheese lends a luxurious, velvety texture and a sophisticated flavour profile to the dish. If this cheese is not available to you, there are quite a few other options that would work.
  • Baby Spinach: A touch of greenery, baby spinach not only adds nutritional value but also provides a beautiful colour contrast and a fresh, subtle taste.
  • Gluten-Free Pasta: While any pasta would work, the gluten-free pasta ensures that everyone can enjoy this comforting bake, maintaining a delightful texture that holds up well to the rich sauce.

What is a Pasta Bake?

A Pasta Bake is a hearty and versatile meal that stands out in the world of comfort food. It combines cooked pasta with a rich blend of ingredients like sauces, cheeses, meats, and vegetables. The essence of a Pasta Bake lies in its layering of flavours. Pasta is mixed with a choice of sauce, which can range from tomato-based to creamy or cheese-based options, and then combined with additional elements like sautéed vegetables, seasoned meats, or aromatic herbs. The mixture is then transferred to a baking dish, ready for the oven.

In the case of my French Onion Soup Pasta Bake, the traditional elements of a Pasta Bake are elevated to create a unique and flavourful dish. This particular recipe marries the savoury depth of caramelized onions, reminiscent of classic French onion soup, with the comforting richness of a pasta dish. Layers of gluten-free pasta are intertwined with the sweet, jammy onions and a creamy blend of bone broth and cream. The dish is then generously topped with Gruyere cheese, known for its excellent melting qualities and ability to form a deliciously golden crust.

This French Onion Soup Pasta Bake transforms a simple pasta dish into an indulgent and festive meal, perfect for holiday dining or a special family dinner. Its combination of classic comfort and gourmet flair makes it a delightful addition to any culinary occasion. Gather your loved ones, preheat the oven, and join me in making this delightful dish that promises to be a memorable addition to your holidays or really any cozy night!


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French Onion Soup Pasta Bake

Teri-Ann Carty
Indulge in the rich, comforting flavors of my French Onion Soup Pasta Bake. Inspired by my Linguine with Onions, this recipe features caramelized onions sweetened with molasses, creating a luscious, earthy base. Topped with melt-in-your-mouth Gruyere cheese, it's perfect for a festive, gooey treat without the gluten. Ideal for holiday feasting, this dish is both deliciously satisfying and cost-effective. Experience the joy of caramelizing onions and watch as they transform into a dreamy topping, making each bite a delightful celebration.
Prep Time 20 minutes
Cook Time 1 hour
Course Dinner, Lunch, Main Course
Cuisine Canadian
Servings 6


  • casserole dish
  • oven
  • pan
  • stove top


  • 2 tbsp olive oil
  • 2 tbsp butter
  • 3-4 medium onions sliced
  • 1 tbsp molasses
  • 2 cloves garlic minced
  • ½ tbsp fresh thyme
  • 2 tbsp gluten-free flour
  • 3 cups bone broth
  • ¾ cup cream
  • 4 cups baby spinach
  • 400 grams short COOKED pasta noodle of choice (gf if needed)
  • 2 cups gruyere divided
  • 2 tbsp gluten-free bread crumbs
  • sea salt and cracked pepper to taste


  • Preheat oven to 400degrees. Boil water and salt the water for pasta.
  • Preheat a large dutch oven over medium high heat. Add olive oil and butter.
  • Add in sliced onions. Toss onions with oil and butter and reduce heat to medium-low. You will be stirring often . Once the onions shrink and become jammy, add in molasses and fresh thyme. Stir to coat and season with salt and cracked pepper.
  • Add in garlic and cook until garlic is fragrant. Approximately 2 minutes.
  • Add in flour and cook for 2-3 more minutes.
  • Add in broth, season again with salt and pepper.
  • Stir in cream.
  • Add in spinach and stir to combine.
  • Add in cooked pasta.
  • Add 1 cup of gruyere and mix in.
  • Season with salt and cracked pepper.
  • Prepare casserole dish by coating bottom and sides of dish with olive oil
  • Pour casserole into dish. Sprinkle with remaining gruyere and bread crumbs.
  • Bake for 20 minutes until cheese is bubbly and brown.
  • Let it cool for 10 minutes before serving.


Make sure you season as you go! There are many layers to this dish and you want to have proper seasoning throughout. Our bone broth doesn't have salt so if yours does, make sure you taste as you go.
Keyword casserole, cozy recipe, easy holiday recipe, gluten free, gluten free pasta, large portion, pasta bake

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