Beef Goulash Soup

Ingredients

• 4 tbsp butter
• 2 white onion, chopped
• ½ cup grated carrot
• 2 stalks celery, sliced
• 3 cloves garlic, sliced
• 1 red pepper, diced
• 150 g beef mince
• 125 g button mushrooms, quartered
• ½ tsp paprika
• 1 tsp smoked paprika
• 2 tsp ground cumin
• 2 tsp ground cinnamon
• 1 tbsp dried thyme
• 1 tbsp tomato paste
• 1 bay leaf
• 400 g tin whole peeled tomatoes, blended
• 750 ml chicken stock
• ½ cup greek yoghurt or sour cream
• 3 tbsp chopped parsley