@cookrate.com: The secret that the chefs hide! Here's how to make the most tender meat! Ingredients: beef: 1 kg (2 lb) milk: 500 ml (17 fl oz) LEAVE: 20 MIN olive oil: 50 ml (1.7 fl oz) butter: 80 g (2.8 oz) onion: 2 pc mushrooms: 100 g (3.5 oz) garlic: 10 g (0.4 oz) salt: 10 g (0.4 oz) black pepper: 5 g (0.2 oz) sweet paprika: 5 g (0.2 oz) mustard: 30 g (1.1 oz) soy sauce: 30 ml (1 fl oz) water: 500 ml (17 fl oz) starch: 30 g (1.1 oz) water: 30 ml (1 fl oz) scallions: 10 g (0.4 oz) parsley: 10 g (0.4 oz)