Best Ever Slow Cooker Beef Stew

Ingredients (19)

• 2 tablespoons olive oil
• 2 1/2 pounds beef chuck roast,
• 1 teaspoon salt
• 1/2 teaspoon black pepper
• 3 large carrots,
• 3 celery ribs,
• 8 ounces sliced mushrooms
• 1 large yellow onion,
• 3 cloves garlic,
• 1 cup dry red wine
• 3 tablespoons tomato paste
• 1 tablespoon Worcestershire sauce
• 4 cups low-sodium beef broth,
• 2 bay leaves
• 1 sprig fresh thyme
• FOR THE THICKENER:
• 2 tablespoons cornstarch
• 3 tablespoons water
• 1/4 cup minced fresh parsley