Roasted Red Pepper and Feta Soup - Pinch Of Nom

Ingredients

• 6 red peppers (halved and seeds removed)
• 1 large onion (roughly chopped)
• 8 tomatoes (quartered)
• 6 cloves of garlic
• 3 vegetable stock cubes (made up with 1.75l of boiling water)
• 2 tbsp balsamic vinegar
• 1 tbsp Henderson's Relish
• 2 tbsp tomato puree
• 100 g reduced fat feta
• low calorie cooking spray