Ingredients
Method
Step 1
Place flour in a large bowl. Season with salt and pepper. Add beef. Toss to coat.
Step 2
Heat an oiled, large, non-stick frying pan over a high heat. Add beef in 3 batches. Cook for about 5 minutes, turning occasionally, until browned all over. Transfer to a removable bowl of a 5 to 6-litre slow cooker.
Step 3
Add onion and garlic to the same oiled pan over medium heat. Cook, stirring, for 3 to 4 minutes, until soft.
Step 4
Transfer the onion mixture to a slow cooker with mushrooms, tomato paste, sauce, and mustard. Stir in stock. Cover with lid.
Step 5
Cook on Low for 7 hours, until beef is very tender.
Step 6
Add sour cream. Gently stir to combine. Cook, covered, on Low for a further 15 minutes. Stir in parsley.
Step 7
Serve with fettuccine. Garnish with extra parsley.
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