Slow Cooker Beef Roast

Ingredients

• 1 kilogram beef roast ((Sirloin tip or oven round))
• 1 large onion ((chopped))
• 2 cloves garlic ((chopped))
• 3 carrots ((chopped into 1 inch pieces))
• 3 potatoes ((chopped into 1 inch pieces))
• 1 package white mushrooms
• 1⁄4 cup tamari ((gluten-free soy sauce))
• 1⁄4 cup red wine
• salt ((to taste))
• pepper ((to taste))