Slow-Cooked Beef Stew with Sweet Potatoes and Mushrooms

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

A hearty, savory beef stew simmered with sweet potatoes and earthy mushrooms, perfect for a warming Whole30-compliant meal. This American-inspired Whole30 recipe (gluten free), ready in about 440 minutes, pairs beef chuck roast, sweet potatoes, cremini mushrooms for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 480 calories and feeds 6, so it slots cleanly into a Whole30 week and pairs well with roasted sweet potato or a simple olive-oil salad. 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: 20 min Cook: 420 min Serves 6 American cuisine 480 cal/serving
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Ingredients

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Instructions

  1. Step 1: Heat 2 tbsp olive oil in a large skillet over medium-high heat. Add 2 pounds cubed beef chuck roast in batches, searing each batch for 3-4 minutes until browned on all sides. Transfer browned beef to slow cooker.
  2. Step 2: In the same skillet, add 1 large diced yellow onion and sauté for 4 minutes until translucent. Add 4 minced garlic cloves and cook for 30 seconds until fragrant.
  3. Step 3: Transfer onion and garlic to the slow cooker along with 2 large peeled and cubed sweet potatoes, 8 oz quartered cremini mushrooms, 2 tbsp tomato paste, 3 cups Whole30-compliant beef broth, 1 tsp dried thyme, 1 1/2 tsp sea salt, and 1 tsp freshly ground black pepper.
  4. Step 4: Stir gently to combine, cover, and cook on low for 7-8 hours, or on high for 4-5 hours until beef is tender and vegetables are cooked through.
  5. Step 5: Taste and adjust seasoning before serving hot.

Frequently asked questions

How long does Slow-Cooked Beef Stew with Sweet Potatoes and Mushrooms take to make?

Total time is about 440 minutes (20 min prep + 420 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 Slow-Cooked Beef Stew with Sweet Potatoes and Mushrooms?

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 beef chuck roast from drying out.

Can I substitute ingredients in Slow-Cooked Beef Stew with Sweet Potatoes and Mushrooms?

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 Slow-Cooked Beef Stew with Sweet Potatoes and Mushrooms 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.

Is Slow-Cooked Beef Stew with Sweet Potatoes and Mushrooms whole30?

Yes — this recipe is tagged whole30, gluten free, paleo based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.

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