Flank Steak Pie [Revisited]

Ingredients (19)

• 1 tbsp olive oil
• 2 cups chopped leftover flank steak
• 4 tbsp butter
• 1 medium onion
• 3 garlic cloves
• fresh thyme
• 2 tbsp flour
• 1 1/2 cups milk
• 1/2 cup dry white wine
• 1 tsp fresh rosemary
• 1 cup frozen peas
• 1 cup baby carrots chopped
• 2 medium Yellow/Red potatoes
• 1 cup shredded sharp cheddar
• freshly ground black pepper
• 2 sheets Puff pastry
• 1 egg
• paprika
• salt and pepper to taste