Make it your way
Choose your method
One comforting soup, two ways to get there.
Weeknight · About 45 minutes · 6 servings
Gather
Ingredients
Check things off as they land on the counter.
Sausage & vegetables
Broth & finishing
Make · Weeknight
Method
Brown the sausage
Heat the pot over medium-high. Add the sausage, pressing it into a layer. Leave it undisturbed for 3–4 minutes, then break it into bite-size pieces. Cook another 3–5 minutes, until browned and cooked through. Transfer to a bowl. Leave 1–2 tablespoons of fat in the pot; spoon off excess or add a little olive oil if needed.
Soften the onion
Reduce heat to medium. Add onion and optional carrot. Cook for 5 minutes, stirring and scraping up what releases easily. Add garlic, thyme, black pepper, and optional red pepper flakes; stir for 30 seconds.
Add potatoes and broth
Pour in a splash of the measured broth and scrape the bottom thoroughly. Add the rest of the 5 cups broth, potatoes, and sausage with its juices. Bring to a gentle boil, then reduce to a steady simmer and partially cover.
Cook the potatoes and kale
Simmer the potatoes for 8–10 minutes. Stir in the kale and simmer another 8–10 minutes, until the potatoes are easily pierced and the kale is tender. If using baby kale, add it only during the final 2–3 minutes.
Add body and cream
Mash a few potato chunks against the side of the pot and stir them into the broth, leaving most pieces intact. Lower the heat and stir in cream or half-and-half. Warm gently for 2–3 minutes without a hard boil.
Finish and serve
Turn off the heat. Stir in the grated Parmesan a little at a time. Taste before adding salt. If the soup needs brightness, add 1 teaspoon lemon juice, taste, and add the second teaspoon only if needed. Serve with extra Parmesan, black pepper, and crusty bread.
A few kitchen notes
Notes & substitutions
What makes this version work
Brown the sausage instead of constantly stirring it, and scrape those browned bits into the broth. Mashing a small amount of potato adds body without flour. The finished soup should be creamy and pourable, not thick like a chowder.
Easy preparation shortcuts
Use prewashed chopped kale, checking for tough stem pieces, and leave the potato skins on. Store-bought low-sodium broth works well. Grate the Parmesan while the potatoes simmer.
Cabbage instead of kale
Use 3 cups thinly sliced cabbage. Add after the onions and sauté for 4–5 minutes before the garlic. It then simmers with the potatoes. Allow about 5 extra minutes overall.
Other greens
Use baby kale or spinach in the final 2–3 minutes of simmering. Mature kale needs the longer cooking time in the main methods.
Potatoes
Yukon Golds give a creamy texture while holding their shape. Russets work but break down more readily; peel them if desired and stir gently.
Cream and cheese
Heavy cream gives the richest result; half-and-half makes a lighter soup. Use freshly grated Parmesan for smoother melting. Stir it in off the heat.
Adjusting the soup
Thin with broth if needed. For more body, mash a few more potatoes before adding dairy. Use hot Italian sausage for a spicier version and reduce or omit the pepper flakes.
Leftovers
Reheat gently, stirring and adding a splash of broth as the potatoes absorb liquid. Avoid vigorous boiling. For best freezer texture, freeze the base before adding dairy; potatoes may soften after thawing.
Timing
Times are estimates; follow the tenderness and browning cues.