Low Carb Creamy Beef Stroganoff - Carb Dodging

Ingredients

• 370 g beef sirloin (sliced into 1cm strips)
• 200 g white mushrooms (cleaned and sliced)
• 1 ½ tbsp balsamic vinegar
• 240 ml beef stock
• 1 tbsp extra virgin olive oil
• 1 tbsp unsalted butter
• 1 tbsp fresh chives (chopped)
• 1 clove garlic (minced)
• ½ tbsp Dijon mustard
• 120 ml double cream (heavy cream)
• ½ medium red onion (thinly sliced)