Garlic and Onion Slow Cooker Soup for Respiratory Comfort

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A hearty slow cooker soup rich in garlic and onion to support respiratory health and provide warmth during cold symptoms. This mediterranean-inspired noodles ready in about 255 minutes pairs large, thinly sliced yellow onions, minced garlic cloves, medium, diced carrots for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 110 calories and feeds 6, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart.

★ 4.5 (8 ratings) Prep: 15 min Cook: 240 min Serves 6 Mediterranean cuisine 110 cal/serving
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Ingredients

Instructions

  1. Step 1: Heat 2 tbsp olive oil in a skillet over medium heat and sauté 3 large thinly sliced yellow onions and 8 minced garlic cloves for 8 minutes until softened and fragrant.
  2. Step 2: Transfer sautéed onions and garlic to a slow cooker and add 3 diced carrots, 3 diced celery stalks, 6 cups vegetable broth, 1 tsp dried thyme, 1 tsp sea salt, and 1/2 tsp ground black pepper.
  3. Step 3: Cover and cook on low for 6-8 hours or on high for 3-4 hours until vegetables are tender and flavors meld.
  4. Step 4: Stir in 1/4 cup chopped fresh parsley before serving to add freshness and aroma.
  5. Step 5: Serve warm to help provide respiratory relief and nourishment during a cold.

Frequently asked questions

How long does Garlic and Onion Slow Cooker Soup for Respiratory Comfort take to make?

Total time is about 255 minutes (15 min prep + 240 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Garlic and Onion Slow Cooker Soup for Respiratory Comfort?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep minced garlic cloves from drying out.

Can I substitute ingredients in Garlic and Onion Slow Cooker Soup for Respiratory Comfort?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Garlic and Onion Slow Cooker Soup for Respiratory Comfort for a different number of people?

The recipe is written for 6 servings. Multiply each ingredient by (your serving target / 6). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Garlic and Onion Slow Cooker Soup for Respiratory Comfort?

Mediterranean noodles like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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