Family Beef and Potato Pie | Simple Home Edit

Ingredients

• 2 tbsp olive oil
• 2 onions, finely diced
• 2 garlic cloves, roughly chopped
• 2 carrots, peeled and roughly diced
• 2 celery stalks, roughly diced
• 800 g minced (ground) beef
• 2 tbsp tomato paste
• 2 tbsp plain (all-purpose) flour
• 500 ml beef stock
• 1 tbsp Worcestershire sauce
• 1 tsp dried thyme
• 2 potatoes, cut into small cubes (roughly 1 cm/½ inch)
• 1 tsp sea salt flakes, or to taste
• ¼ tsp freshly cracked black pepper, or to taste
• 150 g frozen peas
• 1½ sheets frozen puff pastry, thawed and cut into rectangles
• 1 egg, whisked
• 1 tsp sesame seeds