Recipe Trolley | Homemade Sausage rolls

Ingredients

• 1 tbsp olive oil
• 1 red onion, finely chopped
• 350 g sausages, skins removed
• 3 1/2 tsp english mustard
• 50 g streaky bacon, 4 rashers finely chopped
• 320 g ready rolled all butter puff pastry
• 1 eggs, beaten
• 4 g sesame seeds, (1 tbsp)