Ground Beef Yogurt Stroganoff

Ingredients

• 2lb/1kg 85% lean ground beef
• Salt
• Pepper
• 125g (1 whole) white onion, small diced
• 20g (4-5 cloves) garlic, minced/pressed
• 1lb/450g baby bella mushrooms, sliced
• Oil for frying
• 25g (1 1/2T) tomato paste
• 175g (3/4c) dry white wine
• 40g (2 1/2T) worcestershire
• 500g (2c) stock
• 225g (2c) greek yogurt or strained kefir
• 30g (2T) dijon mustard
• 5g (2t) black pepper
• Dill
• Chives