Low-Temperature Slow Roasted Beef with Garlic and Herb Rub

By AislePrompt Editorial · Published 2026-04-25 · Updated 2026-04-25

Juicy beef roast infused with garlic and fresh herbs, cooked slowly at a low temperature for maximum tenderness and flavor. This American-inspired low-carb recipe, ready in about 195 minutes, pairs beef roast (sirloin or ribeye), garlic cloves, fresh rosemary for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 450 calories and feeds 6, so it slots cleanly into a low-carb week and pairs well with cauliflower rice or roasted green vegetables. 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

• 3 lbs beef roast (sirloin or ribeye)
• 5 cloves, minced garlic cloves
• 2 tbsp, finely chopped fresh rosemary
• 2 tbsp, finely chopped fresh thyme
• 3 tbsp olive oil
• 2 tsp sea salt
• 1 tsp black pepper
• 1 cup beef broth

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Instructions

1. Step 1: Preheat oven to 275°F (low temperature). In a small bowl, combine 5 minced garlic cloves, 2 tbsp fresh rosemary, 2 tbsp fresh thyme, 3 tbsp olive oil, 2 tsp sea salt, and 1 tsp black pepper to create a herb rub.
2. Step 2: Pat dry the 3 lb beef roast and rub the herb mixture evenly over all sides.
3. Step 3: Place the roast on a wire rack in a roasting pan and pour 1 cup beef broth into the pan to keep the environment moist.
4. Step 4: Roast in the oven for approximately 2.5 to 3 hours, or until the internal temperature reaches 135°F for medium rare.
5. Step 5: Remove the roast and tent loosely with foil; let rest for 15 minutes before slicing thinly against the grain.