Name: Beef Tenderloin with Creamy Potato Bake
Total time: 65 min
Yield: 4 servings
Cuisine: French
Ingredients: 400g beef tenderloin; 2 tbsp butter; 1 tsp Dijon mustard; 1 tsp thyme; salt and pepper; 800g potatoes; 200ml milk; 100g Gruyère cheese; 1 onion; 2 cloves garlic

A refined French-style preparation of beef tenderloin with a rich potato gratin.

Method

Preheat oven to 200°C (390°F).
Season the beef with salt, pepper, thyme, and Dijon mustard.
Melt butter in a skillet and sear the beef until browned.
Transfer to a baking dish and roast for 20-25 minutes for medium-rare.
Meanwhile, peel and slice the potatoes.
In a bowl, mix potatoes, milk, Gruyère, onion, and garlic.
Pour into a baking dish and bake for 30-35 minutes until golden and bubbly.
For whole cuts, check a minimum internal temperature of 63°C (145°F), then rest for at least 3 minutes before serving.