Homemade sausage roll with house piccalilli

Jus-Rol Puff Pastry : Sheet (**Wheat** flour, water, vegetable oils and fats (palm, rape), salt, emulsifier (mono- and diglycerides of fatty acids), flour treatment agents (ascorbic acid, L-cysteine).), Gluten Free Farmhouse Pork Sausagemeat 500g UK Organic (Organic Pork (70%), Sea Salt, Organic Rice Flour, Organic Onion Powder, Organic Spices, Organic Garlic Powder, Flavouring (Organic Nutmeg Oil), Organic Herbs.?), Cauliflower : Size 10 (Cauliflower), White Wine Vinegar (White Wine Vinegar, Preservative(Potassium Metabisulphite).(Acidity 6%).), Courgette : Green (Courgette : Green), Shallots : Round (Shallots), Onions : Large (Whole Onion), Mushrooms : Chestnut (Mushrooms : Chestnut), Caster Sugar (sugar), Beans : Fine - Top & Tailed (Fine Beans), Beechwood Eggs : Free Range : Medium, Mustard : Ground : Vegan (Ground **Mustard**), Lea & Perrins Worcester Sauce (Malt Vinegar (from **Barley**), Spirit Vinegar, Molasses, Sugar, Salt, Anchovies, (**Fish**) Tamarind Extract, Onions, Garlic, Spices, Flavourings), Brakes Turmeric (Ground Turmeric.), Doves Freee Organic Gluten Free Cornflour (corn starch** **organic produce), Vegetable Oil : Extended Life (Refined Rapeseed Oil, Anti-Foaming Agent Dimethylpolysiloxane.), Tabasco Sauce (Distilled Vinegar, Red Pepper (19%), Salt.), Ginger (Ginger), Ground : White Pepper (Ground White Pepper.), Thyme (Thyme), Whole : Black Peppercorns (Whole Black Pepper.), Sage (Sage), Maldon Sea Salt (SEA SALT), Black : Mustard Seed : Vegan (**Mustard** Seed Black), Brakes Cumin Seeds : Whole (Whole Cumin Seeds), Brakes Table Salt (Salt, Anti-caking Agent E535.), Coriander Seeds : Whole (Whole Coriander Seeds.), Bay Leaves (Dried Bay Leaves.)