Slow Cooker Colorado Lamb Stew with Root Vegetables

By AislePrompt Editorial · Published 2026-04-27 · Updated 2026-04-27

Hearty lamb stew simmered low and slow with carrots, parsnips, and rosemary, perfect for a comforting meal inspired by mountain flavors. This American-inspired meal-prep recipe, ready in about 500 minutes, pairs boneless lamb shoulder, cubed, carrots, peeled and chopped, parsnips, peeled and chopped for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 430 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.

Ingredients

• 2 lbs boneless lamb shoulder, cubed
• 3 cups carrots, peeled and chopped
• 2 cups parsnips, peeled and chopped
• 1 large yellow onion, diced
• 3 garlic cloves, minced
• 4 cups beef broth
• 1 cup red wine
• 2 tbsp tomato paste
• 2 tbsp fresh rosemary, chopped
• 2 tbsp olive oil
• 1 1/2 tsp salt
• 1 tsp black pepper
• 1/4 cup all-purpose flour

The slow cooker we’d leave this in all day → Best Slow Cookers in 2026: Top Picks + Buying Guide

Instructions

1. Step 1: Toss 2 lbs cubed boneless lamb shoulder with 1/4 cup all-purpose flour, 1 1/2 tsp salt, and 1 tsp black pepper to coat evenly.
2. Step 2: Heat 2 tbsp olive oil in a large skillet over medium-high heat. Brown the lamb cubes in batches for 3-4 minutes per side until nicely seared. Transfer browned lamb to slow cooker.
3. Step 3: In the same skillet, sauté 1 large diced yellow onion and 3 minced garlic cloves for 3 minutes until softened and fragrant. Add 2 tbsp tomato paste and cook for 1 minute, then pour in 1 cup red wine, scraping browned bits from the pan.
4. Step 4: Pour the onion and wine mixture into the slow cooker with lamb. Add 4 cups beef broth, 3 cups chopped carrots, 2 cups chopped parsnips, and 2 tbsp chopped fresh rosemary.
5. Step 5: Cover and cook on low for 8 hours or high for 4 hours until lamb is tender and vegetables are cooked through. Stir gently before serving.