SHOPPING LIST: Mummy Sausages in Puff Pastry with Mash, Peas and Onion Gravy (4 portions) Meal Plan Occasions 1, Halloween main (serves 4, pork) [ ] 8 good-quality pork sausages [ ] 1 sheet ready-rolled puff pastry (about 320 g), chilled [ ] 1 egg, beaten, to glaze [ ] mustard, for the eyes (you need 2 tsp) [ ] 1 kg floury potatoes (such as Maris Piper), peeled and cut into chunks [ ] 50 g butter [ ] 100 ml milk [ ] 2 onions, thinly sliced [ ] olive oil, for the gravy (you need 1 tbsp) [ ] 1 tbsp plain flour, for the gravy [ ] beef stock cube (you need 1 cube) [ ] 1 tsp brown sugar, for the gravy [ ] 300 g frozen peas (the "slime") Cupboard check: mustard, for the eyes, olive oil, for the gravy, beef stock cube are probably already at home. Puff pastry: ready-rolled chilled pastry is easiest. Keep it cold until you use it. Make ahead: wrap the sausages up to 24 hours before baking.