Hearty beef and vegetable stew - Starts at 60

Ingredients

• 1 tablespoon olive oil
• 1 medium red onion, finely chopped
• 2 garlic cloves, crushed
• 800g beef chuck steak, trimmed, cubed
• 2 large carrots, peeled, roughly chopped
• 2 celery stalks, roughly chopped
• 1 large zucchini, roughly chopped
• 1/3 cup red wine
• 2 tablespoons plain flour
• 2 tablespoons tomato paste
• 2 x 410g cans diced tomatoes
• 2 cups beef stock