Beef Medallions in Red Wine Sauce

1. 1 Beef tenderloinpack 500 g ≈ $20.00Not in every store: Walmart, Kroger, Costco, Target, Trader Joe's, Safeway, Whole Foods 150 g
2. 2 Dry red winepack 750 ml ≈ $9.00 60 ml
3. 3 Shallotspack 200 g ≈ $2.00Not in every store: Walmart, Kroger, Costco, Target, Trader Joe's, Safeway, Whole Foods 25 g
4. 4 Butterpack 180 g ≈ $1.60 18 g
5. 5 Dried thyme 1 g
6. 6 Potatoes≈ $2.15 per kg 140 g
7. 7 Milk 2.5%pack 930 ml ≈ $0.91 35 ml
8. 8 Salt 2 g
9. 9 Ground black pepper 1 g

Grey rows are pantry staples: salt, oil, spices. They are not counted in the serving price.

Method

1. Cut potatoes⁶ into chunks and boil in salted water for 15–18 minutes until tender.

2. Drain water, mash potatoes⁶ with milk⁷ and 8 g of butter⁴ until smooth, keep warm.

3. Slice beef¹ into medallions, pat dry², season with salt and pepper.

4. Heat a skillet and sear medallions 2–3 minutes per side until golden and medium-rare.

5. Transfer meat to a plate, cover, and rest for 5 minutes.

6. In the same skillet, sauté chopped shallots³ for 1 minute, deglaze with wine, add thyme, and reduce by half for 5–7 minutes until syrupy.

7. Stir in remaining butter⁴, return medallions to the sauce for 30 seconds, then serve with mashed potatoes⁶.