Slow-Cooked Beef Brisket with Horseradish Glaze

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · Published 2026-04-22 · Updated 2026-04-22

A tender beef brisket slow-cooked until fork-tender, then glazed with a tangy horseradish and honey mixture for a sophisticated centerpiece. This american-inspired beef ready in about 500 minutes pairs beef brisket, olive oil, large onion for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 400 calories and feeds 8, 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.

Ingredients

• 3 lbs beef brisket
• 1 tbsp olive oil
• 1 large onion
• 2 carrots
• 2 stalks celery
• 3 cloves garlic
• 1 cup beef broth
• 1/2 cup apple cider vinegar
• 1/4 cup Dijon mustard
• 2 tbsp prepared horseradish
• 2 tbsp honey
• 1 tsp dried thyme

Instructions

1. Step 1: Pat 3 lbs beef brisket dry. Heat 1 tbsp olive oil in a large skillet over medium-high heat. Sear brisket on all sides until browned (3-4 minutes per side), then transfer to a slow cooker.
2. Step 2: In the same skillet, add 1 chopped onion, 2 chopped carrots, 2 chopped celery stalks, and 3 minced garlic cloves. Cook for 5 minutes until softened. Pour into slow cooker with brisket.
3. Step 3: Stir in 1 cup beef broth, 1/2 cup apple cider vinegar, 1/4 cup Dijon mustard, 2 tbsp prepared horseradish, 2 tbsp honey, and 1 tsp dried thyme. Cover and cook on low for 8 hours.
4. Step 4: Remove brisket, slice against the grain, and skim excess fat from sauce. Return sliced brisket to sauce and heat through for 5 minutes before serving.