← Back to Blog

Sirloin with Mushroom Sauce — Because Tuesday Is Reason Enough

August. James and I have been together five months and the relationship has the rhythm of something that plans to last. We've started talking about the future — not in the way of people who are desperate to commit but in the way of people who are curious about what comes next because what's happening now is good and the natural question is: what if it keeps being good? What if the kitchen treaty holds for years? What if the Korean-Taiwanese fusion becomes a family cuisine, fed to children who are Korean-Taiwanese-American, who grow up eating kimchi jjigae and beef noodle soup and thinking both are normal?

I said "children" in a conversation this week and neither of us flinched. The not-flinching was significant. James grew up with a strong family, and his assumption is that families continue — you meet someone, you love them, you build. My assumption has been less certain — you meet someone, you love them, they leave, or you leave, or the leaving is built into the meeting. The adoption shapes my relationship assumptions in ways that Dr. Yoon has been mapping for four years: the fear of abandonment, the performance of worth, the constant low-grade anxiety that love is conditional and conditions can change. James is not conditional. James is "I love you" after doenjang jjigae and "tell me about it" at a tech meetup and "this is us" holding a mandu. The conditions haven't changed. The love hasn't changed. The children I mentioned are hypothetical but the mention itself is real, and the real is enough.

I cooked a feast this week for no reason — just because it was Tuesday and I wanted to. Kimchi jjigae, bulgogi, japchae, four banchan, rice. A full Korean table for two, set with the Korean ceramic bowls and the metal chopsticks and the low table. James came home (he has a key now — another milestone, another integration) and saw the table and said, "What's the occasion?" I said, "Tuesday." He said, "Best Tuesday of my life." We ate everything. We did the dishes together. We went to bed. Tuesday. The best Tuesday. The ordinary miracle of feeding someone you love and being fed in return and the feeding being the love and the love being the feeding and Tuesday being everything.

GOA'L update: fourteen months, no match. 325Kamra: five months, no match. The databases are quiet. The supplemental statement sits in GOA'L's records with my photo and my Korean sentences and my declaration: ∞áçδèö ∞ù1/4Ω╕░ ∞₧ê∞û┤∞üö (I am here). I am here. Still here. Still waiting. Still living while waiting, which is the only way to wait, and the living is full — full of James and cooking and therapy and Korean class and Kevin's coffee and Karen's kimchi and the cherry blossoms that will come back in the spring and the doenjang jjigae that will simmer on the stove and the life that continues, abundant and searching and Korean and American and both.

The bulgogi and japchae and four banchan were for James, yes — but they were also for me, proof that ordinary Tuesdays deserve the full table. If you don’t have a Korean pantry stocked and ready but you want to recreate that same energy — the “no occasion needed” energy, the “I just love you and it’s Tuesday” energy — this sirloin with mushroom sauce is where I’d start. It’s the kind of dish that makes someone walk through the door, see the table, and say: what’s the occasion? And you get to say: nothing. Everything. Tuesday.

Sirloin with Mushroom Sauce

Prep Time: 10 minutes | Cook Time: 20 minutes | Total Time: 30 minutes | Servings: 2

Ingredients

  • 2 sirloin steaks (6–8 oz each), about 1 inch thick
  • 1 tsp kosher salt
  • 1/2 tsp freshly ground black pepper
  • 1 tbsp olive oil
  • 1 tbsp unsalted butter, divided
  • 8 oz cremini or baby bella mushrooms, sliced
  • 2 cloves garlic, minced
  • 1/4 cup dry red wine (or beef broth)
  • 3/4 cup beef broth
  • 1 tsp Worcestershire sauce
  • 1 tsp fresh thyme leaves (or 1/4 tsp dried)
  • 1 tsp cornstarch mixed with 1 tbsp cold water (optional, for thickening)
  • Fresh parsley, chopped, for garnish

Instructions

  1. Season the steaks. Pat the sirloin steaks dry with paper towels. Season generously on both sides with salt and pepper. Let rest at room temperature for 10 minutes while you prep the other ingredients.
  2. Sear the steaks. Heat olive oil in a heavy skillet (cast iron preferred) over medium-high heat until shimmering. Add the steaks and sear without moving them, 3–4 minutes per side for medium-rare, or until your preferred doneness. Add 1/2 tbsp butter in the last minute and baste the steaks. Transfer to a plate and tent loosely with foil to rest.
  3. Sauté the mushrooms. Reduce heat to medium. Add the remaining 1/2 tbsp butter to the same pan. Add mushrooms in a single layer and cook undisturbed for 3 minutes, then stir and cook another 2–3 minutes until golden and tender. Add garlic and cook 30 seconds until fragrant.
  4. Build the sauce. Pour in the red wine (or additional broth) and scrape up any browned bits from the bottom of the pan. Let it reduce by half, about 1 minute. Add beef broth, Worcestershire sauce, and thyme. Simmer 3–4 minutes until slightly reduced.
  5. Thicken if desired. If you prefer a thicker sauce, stir in the cornstarch slurry and cook 1 minute until the sauce coats a spoon. Taste and adjust seasoning.
  6. Serve. Plate the steaks and spoon the mushroom sauce generously over the top. Garnish with fresh parsley. Serve immediately with roasted potatoes, rice, or crusty bread to catch every drop of the sauce.

Nutrition (per serving)

Calories: 420 | Protein: 46g | Fat: 22g | Carbs: 7g | Fiber: 1g | Sodium: 580mg

Stephanie Park
About the cook who shared this
Stephanie Park
Week 153 of Stephanie’s 30-year story · Seattle, Washington
Stephanie is a software engineer in Seattle, a new mom, and a Korean-American adoptee who spent twenty-five years not knowing where she came from. She was adopted as an infant by a white family in Bellevue who loved her completely and never cooked Korean food. At twenty-eight, she found her birth mother in Busan — and then she found herself in a kitchen, crying over her first homemade kimchi jjigae, because some things your body remembers even when your mind doesn't.

How Would You Spin It?

Put your own twist on this recipe — what would you add, remove, or swap?