Braised Beef Curry Sauce

beef, vegetable stock (water, onion, carrots, celery, tomatoes, leeks, canola oil, salt, bay leaf), potatoes, carrots, onion, coconut milk, garlic, chili pepper, gafell curry paste (canola oil, chili pepper, white wine vinegar, water, coriander, cumin, fenugreek, fennel, turmeric, curry leaf, chili powder), salt, canola oil