Beef Stock

Beef Vindaloo Spicy Curry Ingredients: 2 lbs beef chuck or stewing beef, cut into bite-sized pieces 2 tablespoons vegetable oil 1 large onion, finely chopped 4 garlic cloves, minced 1 tablespoon grated ginger 2 tablespoons white vinegar 2 tablespoons tomato paste 1 (14 oz) can diced toma