01 -
Preheat your oven to 375°F (190°C).
02 -
In a large pan, melt butter with olive oil over medium-high heat. Season beef with salt and pepper; brown in the pan for about 6-8 minutes.
03 -
Add chopped onions and carrots, cooking for another 4-5 minutes until softened.
04 -
Sprinkle flour over the mixture, stir well, then add apple cider and beef broth. Bring to a boil.
05 -
Transfer the mixture to an oven-safe baking dish, cover tightly, and bake for 1 to 1½ hours.
06 -
For mashed potatoes, boil peeled and chopped potatoes in salted water until tender (15-20 minutes).
07 -
Drain the boiled potatoes, then mash with milk, sour cream, cheese, and chives until creamy.
08 -
Serve the stew generously over mashed potatoes.