Cheesy Beef Ragu Pies

Ingredients

• 1 tbsp. Olive Oil
• 500 g Beef Chuck Steak, chopped into 5 cm pieces
• 1 Red Onion, finely chopped
• 4 tsp. MasterFoods™ Professional Crushed Garlic
• 1 tbsp. Fennel Seeds
• 2 tbsp. MasterFoods™ Professional Oregano Leaves
• 2 Bay Leaves
• 1 sprig fresh Rosemary
• 1 tbsp. Balsamic Vinegar
• 1 tbsp. Unsalted Butter
• 1 tbsp. Plain Flour
• 1 tbsp. Tomato Paste
• 1 cup MasterFoods™ Professional Tomato Sauce, plus more for serving
• 1 400 g tin Crushed Tomatoes
• 150 ml Beef Stock or water
• 250 g strong Cheddar Cheese, cut into 6cm slices
• 12 sheets of Puff Pastry
• 2 Eggs, lightly beaten
• 1 bunch fresh Lemon Thyme
• 100 g Parmesan Cheese, grated
• MasterFoods™ Professional American Mustard, for serving