Slow Cooker Caramelized Onion Pasta

A rich and comforting pasta dish featuring deeply caramelized onions and creamy texture, perfect for family dinners.

Print Recipe Pin Recipe

Prep Time 15

Cook Time 10

Total Time 10 15

Servings: 8 servings

Course: Dinner, Main Course

Cuisine: Italian

Calories: 400

For the caramelized onions

4 large yellow onions, thinly sliced Opt for organic if available for richer flavor.
3 tbsp olive oil or butter Extra virgin olive oil preferred for flavor.
1 tsp salt Enhances all the flavors.
1 tsp sugar (optional) Helps promote caramelization.
4 cloves garlic, minced Fresh garlic adds aromatic depth.
1/2 tsp dried thyme Complements the sweetness of the onions.
1/2 tsp dried rosemary Adds aromatic earthiness.
1/4 cup vegetable broth Homemade is best; chicken broth can also be used.

For the pasta

1 lb pasta (spaghetti, fettuccine, or penne) Choose your favorite shape.
1/2 cup Parmesan cheese, grated Substitute with nutritional yeast for a vegan option.
1/4 cup fresh parsley, chopped For garnish, adds freshness.
to taste salt and pepper Essential for balancing flavors.

Preparation

Thinly slice onions and add them to the slow cooker.
Add olive oil or butter, salt, and optional sugar. Stir until well coated. Cover and cook on low for 8-10 hours.
30 minutes before completion, add minced garlic, thyme, rosemary, and vegetable broth. Stir well.

Cooking the Pasta

Boil the pasta according to package instructions in salted water, reserving a cup of pasta water before draining.
Once the onions are fully caramelized, mix the pasta with caramelized onions, adding reserved pasta water as needed.

Finishing Touches

Stir in Parmesan cheese, season with salt and pepper, and garnish with fresh parsley.
Serve warm and enjoy the delightful flavors!

This dish can be stored in the refrigerator for up to 3 days. Prepare onions in advance for quick meal assembly.