Slow-Roasted Beef with Potatoes and Carrots | Savory

Ingredients

• 2 tbsp reduced-sodium soy sauce
• 2 tbsp cider vinegar
• 1/2 tsp garlic powder
• 4 tbsp vegetable oil, divided
• 1 (2 - 2 1/4 lb) eye of round beef roast
• 1 lb golden potatoes, scrubbed and cut into 1-inch chunks
• 2 lbs carrots, peeled and cut into 1-inch chunks
• 1 large onion, cut into 1/2-inch chunks