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Bone Marrow Mousse + Ribeye Steak

This isn’t your average steak dinner — it’s a love letter to deep flavor and ancestral nourishment. Ribeye steak, perfectly seared and rested, meets a decadent, whipped bone marrow mousse that tastes like velvet on the tongue. It’s simple, primal, and unapologetically rich — exactly the kind of food your body remembers how to love.
Servings 2 people
Prep Time 20 minutes
Cook Time 30 minutes
Total Time 50 minutes

Ingredients

For the Bone Marrow Mousse

  • 2 Pieces Marrow bones - (split lengthwise) Grass-fed preferably
  • 1 tbsp Apple cider vinegar to soak the bones
  • 1 pinch Sea salt to season the marrow after roasting
  • ¼ cups Grass-fed butter softened
  • 1 tsp Fresh rosemary  Finely chopped
  • 1 pinch Lemon zest or chili flakes Optional - for a little brightness or heat

For the Steak

  • 1 ea unit Ribeye steak ideally 1.5–2 inches thick, grass-fed, room temp
  • 1 tbsp Animal fat or ghee  for searing
  • 1 pinch Salt + pepper  generously, always

Instructions

  • Soak the marrow (optional, but helps draw out blood):Place marrow bones in a bowl of cold water with apple cider vinegar. Soak for 30 minutes to 1 hour. Drain and pat dry.
  • Roast the marrow:Preheat oven to 425°F (220°C). Lay bones on a baking tray, cut side up. Roast for 15–20 minutes until marrow is bubbling and soft, but not completely melted. Let cool slightly.
  • Make the mousse:Scoop the marrow into a blender or small food processor with the softened butter, rosemary, and sea salt. Blend until smooth and fluffy. You can add a hint of lemon zest or chili flakes for contrast. Set aside or refrigerate.
  • Prep the steak:Pat the steak dry and season generously with salt and pepper.
  • Cook the steak: Heat a cast iron pan on high until smoking. Add fat, then sear the steak 2–3 minutes per side (for medium rare), including edges. Let rest at least 5 minutes.
  • Plate and serve:Slice the steak against the grain, spoon marrow mousse on top (or serve on the side), and garnish with extra rosemary or flaky salt. Optional: a squeeze of lemon cuts through the richness perfectly.
  • Storage Tips
    Marrow mousse: Store in an airtight glass jar in the fridge for up to 5 days. Bring to room temp before serving.
    Steak leftovers: Wrap tightly and refrigerate for 2–3 days. Best reheated gently or enjoyed cold over salad.
  • Estimated Calories (per serving):🥩 Ribeye steak (8 oz / ~225g)
    ~600–650 kcal
    High in protein (~50g) and fat (especially monounsaturated and saturated fats)
    ~120–150 kcal
    Mostly fat (rich in collagen and nutrients)
    ~100 kcal per serving
    Negligible calories
    🦴 Bone marrow (from ~1 bone = ~1.5 tbsp usable marrow)🧈 Butter (2 tbsp split between 2 servings)🧂 Extras (rosemary, lemon zest, seasoning)**

Notes

Bone Marrow Prep Tip:
Soaking your marrow bones in cold water with a splash of apple cider vinegar helps draw out impurities for a cleaner flavor and color. Not mandatory, but worth the extra time.
Don’t Skip the Rest:
Letting your steak rest after searing is crucial — it keeps all those delicious juices locked in. Slice too early, and you lose the magic.
Butter Matters:
Use high-quality, grass-fed butter for the mousse. It complements the marrow beautifully and enhances the nutritional profile with vitamin K2 and CLA.
Calories: 850kcal
Course: Breakfast, Main Course
Cuisine: French, Italian
Keyword: Quick Meal, Stovetop, summer