Pork Wellingtons with Marsala Sauce – Maida Hill Farm

Ingredients

• 2 thick (about 450g each) pork fillets, trimmed
• 1 tablespoon olive oil
• 30g butter
• 1 small brown onion, finely chopped
• 2 garlic cloves, finely chopped
• 300g button mushrooms, finely chopped
• 1/3 cup Marsala
• 3 teaspoons fresh thyme leaves
• 2 sheets frozen butter puff pastry (see tip in ‘General Information’ tab)
• 8 slices Australian prosciutto
• 3 teaspoons Dijon mustard
• 1 egg, lightly whisked