Batch-Cook-Friendly Slow-Cooker Sweet Potato & Sausage Stew (January's Coziest Soup)

January in New England smells like wood smoke, crisp air, and—if you step into my kitchen—sweet potatoes slowly melting into a tomato-rich broth shot through with smoky paprika and fennel-laced sausage. I developed this stew the year we welcomed our second daughter; sleep was scarce, daylight was precious, and the slow cooker became my quiet sous-chef. While the rest of the house still slept, I’d tumble diced sweet potatoes, coins of garlicky sausage, and a glug of bone broth into the ceramic insert. Eight hours later I’d ladle the velvety stew over buttery grits, garnish it with scallions, and feel like I’d won the day before 6 a.m.

What makes this recipe a January lifesaver is its batch-cook DNA. A single batch yields eight generous bowls, freezes like a dream, and morphs into at least four different leftover personalities: piled over rice, stuffed into baked sweet potatoes, thinned into soup, or tucked into tortillas for quick enchiladas. The ingredients are inexpensive supermarket staples, but the flavor is restaurant-level thanks to one secret step—roasting the aromatics while the slow cooker preheats—that caramelizes the tomato paste and blooms the spices. If your resolution is to eat more plants, stretch the food budget, or simply come home to a hot meal, this stew is your answer.

Ingredients You'll Need

Smoked sausage: Turkey or pork kielbasa provides salty, smoky backbone; look for one with 16–18 g protein per link. Chicken apple sausage works for a sweeter profile; andouille brings heat. Slice into ¼-inch coins so they nestle among the vegetables and flavor every bite.

Sweet potatoes: Jewel or garnet varieties hold their shape after hours of simmering. Buy firm, unblemished tubers; peel only if the skins are thick—thin skins add fiber and color contrast. Dice a consistent ¾-inch so some cubes dissolve to thicken the broth while others stay toothsome.

Canned fire-roasted tomatoes: Muir Glen and Cento both offer fire-roasted diced tomatoes that add subtle char without extra work. If unavailable, regular diced tomatoes plus ½ tsp smoked paprika mimic the flavor.

Low-sodium chicken broth: Homemade bone broth is gold here; if store-bought, choose low-sodium so you control salt. You’ll need 4 cups for the stew plus an optional extra cup when reheating from frozen.

Poblano pepper: This mild green chile delivers earthy depth without aggressive heat. Swap with Anaheim or green bell if serving spice-sensitive toddlers.

Cannellini beans: Creamy beans contrast sweet potatoes and double the fiber. Rinse under cold water to remove 40 % of the sodium; if you forget, no worries—the slow dilution in the cooker balances it.

Aromatics & spices: Onion, garlic, celery, and carrot build classic mirepoix. Tomato paste caramelized for 90 seconds intensifies umami. Smoked paprika, dried thyme, and a whisper of cinnamon echo winter comfort; bay leaf and fresh rosemary sprigs perfume the house.

How to Make Batch-Cook-Friendly Slow-Cooker Sweet Potato & Sausage Stew for January

Expert Tips

Variations to Try

• Vegan powerhouse: Replace sausage with 2 cans chickpeas plus 1 tsp liquid smoke; swap chicken broth for vegetable.
• Green-chile pork: Use cubed pork shoulder instead of sausage; add 1 diced Anaheim and 1 tsp cumin for a Southwestern stew.
• Moroccan twist: Add ½ cup red lentils, 1 tsp coriander, ½ tsp turmeric, and finish with chopped dried apricots and cilantro.
• Creamy Tuscan: Stir in 4 oz softened cream cheese and 2 cups baby spinach during the last 15 minutes for a rich pink sauce.
• Low-carb swap: Substitute half the sweet potatoes with cauliflower florets; reduce cook time by 1 hour on LOW.

Storage Tips

Refrigerator: Cool stew within 2 hours; store in airtight containers up to 5 days. Reheat single servings in microwave 2–3 minutes, stirring halfway, or on stovetop 5 minutes until 165 °F.

Freezer: For best texture, freeze without dairy add-ins. Use heavy-duty bags or Souper-Cube trays; exclude as much air as possible. Label with recipe name, date, and reheating instructions. Stew keeps 3 months at 0 °F.

Reheat from frozen: Instant Pot “sauté” with ½ cup broth 12 minutes, or slow cooker on HIGH 3 hours. Thin with additional broth or coconut milk for a creamy version.

Frequently Asked Questions

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Batch-Cook-Friendly Slow-Cooker Sweet Potato & Sausage Stew for January

(4.9 from 127 reviews)

Prep

20 min

Cook

7 hr

Servings

8

Ingredients

• 1 Tbsp olive oil
• 14 oz smoked turkey kielbasa, sliced ¼-inch
• 1 medium yellow onion, diced
• 1 large carrot, diced
• 1 celery rib, diced
• 1 poblano pepper, diced
• 2 Tbsp tomato paste
• 1 tsp smoked paprika
• ½ tsp dried thyme
• ¼ tsp ground cinnamon
• 4 cups low-sodium chicken broth, divided
• 2 ½ lb sweet potatoes, peeled and diced ¾-inch
• 2 (15 oz) cans cannellini beans, rinsed
• 1 (14.5 oz) can fire-roasted diced tomatoes
• 1 bay leaf
• 1 sprig fresh rosemary (or ½ tsp dried)
• Salt & black pepper to taste

Instructions

1. Sear sausage: Heat olive oil in skillet over medium-high; brown sausage 2 min per side. Transfer to slow cooker.
2. Sauté aromatics: In same skillet, cook onion, carrot, celery, poblano with ½ tsp salt 5 min. Stir in tomato paste and spices 90 sec.
3. Deglaze: Add ½ cup broth, scrape browned bits; pour mixture into slow cooker.
4. Add remaining ingredients: Sweet potatoes, beans, tomatoes, remaining broth, bay leaf, rosemary, sausage. Season.
5. Cook: Cover and cook LOW 7–8 hr or HIGH 4 hr until sweet potatoes are tender.
6. Finish: Remove bay leaf & rosemary. Adjust salt; mash some potatoes for thicker texture if desired. Serve hot.

Recipe Notes

Stew thickens as it stands; thin with broth when reheating. Freeze in labeled bags flat for space-saving storage up to 3 months.

Nutrition (per serving)

387

Calories

22g

Protein

42g

Carbs

14g

Fat