Perennial Greens and Potato Soup with Herb Crust

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

A comforting soup made with nutrient-rich perennial greens and potatoes, topped with a crispy herb-crusted bread. This american-inspired soups ready in about 65 minutes pairs large russet potatoes, medium onion, carrot for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 280 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. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 30 min Cook: 35 min Serves 6 American cuisine 280 cal/serving
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Ingredients

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Instructions

  1. Step 1: Peel and dice 2 large russet potatoes 1/2-inch thick. Dice 1 medium onion, 1 carrot, and 2 celery stalks. Mince 2 garlic cloves. In a large pot, heat 2 tablespoons butter over medium heat and cook vegetables until softened, about 5 minutes.
  2. Step 2: Add 4 cups vegetable broth, 1/2 teaspoon salt, 1/4 teaspoon pepper, 1 teaspoon fresh thyme, and 2 cups chopped kale. Bring to a boil, then reduce heat and simmer for 25 minutes until potatoes are tender.
  3. Step 3: Remove from heat and use an immersion blender to puree until smooth (or transfer to a blender in batches).
  4. Step 4: While soup simmers, prepare the herb crust: mix 2 tablespoons butter, 1/2 teaspoon chopped fresh rosemary, 1/2 teaspoon chopped fresh thyme, and 2 tablespoons chopped parsley. Spread on 4 bread slices and toast in a 350°F oven for 5 minutes until golden.
  5. Step 5: Serve soup hot with 2 tablespoons sour cream and a slice of herb-crusted bread.

Frequently asked questions

How long does Perennial Greens and Potato Soup with Herb Crust take to make?

Total time is about 65 minutes (30 min prep + 35 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 Perennial Greens and Potato Soup with Herb Crust?

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 large russet potatoes from drying out.

Can I substitute ingredients in Perennial Greens and Potato Soup with Herb Crust?

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 Perennial Greens and Potato Soup with Herb Crust 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 Perennial Greens and Potato Soup with Herb Crust?

American soups 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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