Rosemary Roasted Marrow Toast
Buttery, rich, and deeply nourishing! This Rosemary Parmesan Bone Marrow Toast is what happens when simple ingredients are treated with intention. Roasted until golden and silky, the marrow becomes a savory spread that melts into warm sourdough like nature’s butter. Finished with fresh rosemary and a dusting of parmesan, it’s the kind of old-world recipe that feels both indulgent and deeply wholesome.

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makes:2-3
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total time:25 mins
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cooking difficulty:Easy
Ingredients
Utensils
Instructions
Soak the bones
Place marrow bones in a bowl and cover completely with water. Add 1 teaspoon of salt and let soak overnight in the refrigerator. This helps draw out impurities and reduce any metallic taste.
Prep for roasting
Remove bones from the water and pat completely dry. Place them on a lined baking sheet. Lightly drizzle with olive oil and season all sides with salt, pepper, and freshly chopped rosemary.
Roast
Roast at 400°F for 20–25 minutes, until the marrow inside is soft and warmed through. You’ll know it’s ready when a knife slides easily into the center and the marrow feels tender (it won’t bubble on top the way halved bones do).
Remove the marrow
Let the bones cool slightly. Using the handle of a spoon, a butter knife, or a small skewer, gently push the marrow out from one end of the bone. It should slide out in one rich, buttery piece.
Spread & finish
Spread the warm marrow over toasted sourdough or baguette. Finish with flaky salt and freshly grated parmesan.
Serving Ideas
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Pair with soft scrambled or jammy eggs
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Top with arugula + a squeeze of lemon
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Add thinly sliced radishes for crunch
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Serve alongside a simple spring salad
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Finish with a drizzle of hot honey for a sweet-savory twist