Matambre - Stuffed Rolled Beef, an Argentinian recipe from the Worldwide Gourmet

Ingredients

• - 1.3 kg (3 lb.) Beef flank steak or other braising cut
• - 1 onion, coarsely chopped
• - 60 ml (1/4 cup) wine vinegar
• - Salt, pepper, thyme and parsley
• - 450 g (1 lb.) Spinach
• - 375 ml (1 1/2 cups) fresh breadcrumbs
• - 3 tbsp. milk
• - 4 slices of bacon
• - 4 carrots
• - 5 hardboiled eggs
• - 125 ml (1/2 cup) peas
• - 500 ml (2 cups) beef broth
• - 250 ml (1 cup) water