Blue Cheese-Mushroom Stuffed Tenderloin

April 2027 and morel season was excellent—a wet March had set things up well, and the first find of the season came on a Tuesday evening after work, just a quick walk down to the creek bottom with a basket and forty-five minutes of focused searching. I found nine morels on the first outing. That's a good omen.

Took Kai out the following Saturday. He's fourteen now and tall enough that he has to crouch lower than I do to get to the right eye level for the search—he'd been a small twelve-year-old and had shot up several inches in the last year. He still found more than me. He found seventeen to my fourteen and I pretended not to count but obviously counted.

I've been thinking about what Kai's food education looks like in the years ahead. He knows the plants, the animals, the processes. He's good in a kitchen in a practical, unfussy way—he makes food that works without needing to make it complicated. He's interested in the land in a way that goes beyond helping out. At fourteen he talks about the food forest trees as if they're partly his, which they partly are—he planted some of them and has watched all of them for four years.

I don't have a plan for this specifically. I'm just noticing what direction he's pointed and trying to make sure the doors are open. The path is his to take. Mine was shaped by Danny in ways I couldn't have directed myself. I try to do the same thing Danny did: show the work, explain the reasons, invite the participation, and let what develops develop.

Thirty-one morels between us that Saturday — and Kai’s seventeen to my fourteen is a number I’ll carry for a while — so the walk home felt like it deserved a real dinner, something that put the mushrooms at the center rather than tucked to the side. This Blue Cheese-Mushroom Stuffed Tenderloin is the kind of recipe I reach for when the ingredient earned its place on the plate: the earthiness of the mushrooms threaded through good beef, the sharpness of blue cheese cutting through it, nothing about the dish trying to be more clever than what’s already there. I let Kai help with the prep, the same way Danny used to let me, and I tried not to say too much about how he held the knife.

Prep Time: 25 min | Cook Time: 40 min | Total Time: 1 hr 5 min | Servings: 6

Ingredients

1 beef tenderloin roast (about 2 lbs), trimmed
1 tablespoon olive oil
8 oz cremini or wild mushrooms, finely chopped
3 cloves garlic, minced
1/4 cup shallots, finely diced
1/2 cup crumbled blue cheese
2 tablespoons fresh thyme leaves
1 tablespoon fresh flat-leaf parsley, chopped
1 teaspoon kosher salt, divided
1/2 teaspoon freshly ground black pepper, divided
Kitchen twine, for tying

Instructions

Preheat and prep. Preheat oven to 425°F. Line a roasting pan with a rack and set aside.
Cook the filling. Heat olive oil in a skillet over medium-high heat. Add shallots and cook 2 minutes until softened. Add garlic and mushrooms and cook, stirring occasionally, 8–10 minutes until the mushrooms release their liquid and it evaporates completely. Season with 1/2 teaspoon salt and 1/4 teaspoon pepper. Remove from heat and let cool 10 minutes.
Mix the stuffing. Stir blue cheese, thyme, and parsley into the cooled mushroom mixture until combined.
Butterfly the tenderloin. Using a sharp knife, cut the tenderloin lengthwise down the center almost all the way through, stopping about 1/2 inch from the bottom. Open it like a book and gently pound to an even 1/2-inch thickness.
Stuff and tie. Spread the mushroom-blue cheese filling evenly over the interior of the tenderloin, leaving a 1/2-inch border. Roll the tenderloin tightly back into its original shape and tie with kitchen twine at 1-inch intervals. Season the outside with remaining 1/2 teaspoon salt and 1/4 teaspoon pepper.
Sear. Heat a large oven-safe skillet over high heat. Sear the tied tenderloin on all sides, about 2 minutes per side, until a deep brown crust forms.
Roast. Transfer the skillet or roasting pan to the preheated oven. Roast 20–25 minutes or until an instant-read thermometer inserted into the thickest part reads 135°F for medium-rare.
Rest and slice. Transfer tenderloin to a cutting board, tent loosely with foil, and rest 10 minutes before removing twine and slicing into 1-inch rounds.

Nutrition (per serving)

Blue Cheese-Mushroom Stuffed Tenderloin — Bringing the Harvest Home After a Good Season in the Creek Bottom