Slow Cooker Sausage & Mash Pie with Porky Whites Sausages

Ingredients

• 6x Porky Lights Sausages, sliced
• 2x large carrots, diced - you could use frozen
• 1x large onion diced - you could use 1 and 1/4 cup of frozen diced onions
• 2x tablespoon tomato puree
• 2x tablespoon Worcestershire sauce
• 1x tablespoon garlic granules
• 2x tablespoon mixed herbs
• 600ml chicken stock
• 3-4 tablespoons of gravy granules to thicken
• 650g potatoes
• 2 tablespoons light crème fraiche
• 1 handful grated mozzarella or cheddar