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Elk, Mushroom and Spinach Butter Skillet

Elk seared until browned, then folded into golden mushrooms, wilted baby spinach, and garlic butter, all finished with fresh thyme and a shower of parmesan.

By Camille McLaughlin, RDN, LD, registered dietitian nutritionist

Built forKetoLunch
Also fits High-Protein Low-Carb
Sliced elk hits the hot pan and browns fast at the edges while staying rosy in the middle. Mushrooms go golden in the butter and give up their juice, a whole heap of baby spinach collapses to almost nothing, and parmesan melts into the garlic butter with fresh thyme running through it.
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Why You'll Love This Recipe

This is a warm, quick skillet meal built around elk, one of the cleanest-tasting red meats you can buy, paired with earthy mushrooms and tender spinach. It suits anyone who wants a hearty, savory lunch that leans on protein and healthy fats rather than starch, and it comes together in a single pan in the time it takes to sear meat and wilt greens. Hunters with elk in the freezer and shoppers who find it at a specialty butcher will both get a different meal out of it than the usual beef routine.

Fast and hot for the elk, then everything else in its own turn. Elk has almost no marbling, so a quick browning over high heat develops a deep, savory crust for flavor and texture while the inside stays rosy and tender; cook it further and it dries out. Building the mushrooms in the butter afterward lets them brown properly and soak up the garlic and thyme, and adding the spinach only at the end keeps it fresh and green instead of stewed. The parmesan goes in off the heat so it melts into a silky coating rather than seizing.

Textures pull against each other, and the fat carries all that savory flavor across them. The elk is meaty and iron-rich, the mushrooms add a deep umami backbone, and the butter, olive oil, and parmesan give it a comforting, full-bodied finish that keeps you full. Spinach folds in color, minerals, and a bit of green freshness that lightens the whole plate, so it eats rich without feeling heavy.

Seared elk medallions with golden mushrooms and dark wilted spinach glistening in butter. Save
Prep: 12 minsCook: 16 minsTotal: 28 minsMakes: 4 servingsServing: About 1½ cups

Ingredients

Serves4Amounts change with the number. The nutrition panel is per serving, so it stays the same.
  • 1 lb elk, sliced
  • 4 tbsp butter
  • 3 tbsp olive oil
  • 3 cups sliced mushrooms
  • 6 cups baby spinach
  • 1/2 cup grated parmesan
  • 4 garlic cloves, minced
  • 1 tsp fresh thyme
  • 1 tsp salt

Instructions

  1. Prep the ingredients: Slice the elk across the grain into thin, even strips so it cooks quickly and stays tender. Wipe the mushrooms clean with a damp paper towel and slice them. Peel and mince the garlic, and strip the thyme leaves from their stems. Rinse the baby spinach and pat it dry.
  2. Sear the elk: Heat the olive oil in a large skillet over medium-high heat until it shimmers. Add the elk strips in a single layer, working in batches if the pan is crowded, and sear undisturbed for about a minute per side until deeply browned on the outside and still slightly pink within. Elk turns tough if overcooked, so pull it while it is just done and transfer it to a plate.
  3. Cook the mushrooms: Lower the heat to medium and melt the butter in the same skillet. Add the sliced mushrooms and let them sit for a minute before stirring, so they release their water and then brown. Cook until they are golden and the moisture has cooked off, then stir in the minced garlic and thyme and cook for about thirty seconds, just until fragrant.
  4. Wilt the spinach: Add the baby spinach to the skillet a handful at a time, stirring, and cook just until it collapses and turns bright green, about a minute. Do not let it stew or it will go gray and watery.
  5. Combine and finish: Return the elk and any juices from the plate to the skillet. Season with the salt, toss everything together over the heat for a minute to warm through, then remove from the heat and stir in the grated parmesan until it melts into a light coating. Taste and adjust the salt before serving.
Nutrition Facts
4 servings per recipe
Serving sizeAbout 1½ cups
Calories399
% Daily Value*
Total Fat 27g35%
Saturated Fat 12g58%
Trans Fat 0g
Cholesterol 104mg35%
Sodium 867mg38%
Total Carbohydrate 5g2%
Dietary Fiber 2g6%
Total Sugars 2g
Includes 0g Added Sugars 0%
Protein 34g
Vitamin D 0.4mcg2%
Calcium 208mg16%
Iron 4.7mg26%
Potassium 775mg16%
* Percent Daily Values are based on a 2,000 calorie diet. Values are computed from USDA FoodData Central and are estimates. Per serving (About 1½ cups).

Variations

  • Swap the green: Trade the baby spinach for chopped kale or Swiss chard. These heartier greens need an extra minute or two in the pan to soften, so add them a little earlier than you would the spinach.
  • Different mushroom: Use cremini, shiitake, or a wild mushroom blend in place of the standard sliced mushrooms for a deeper, woodsier flavor. Slice thicker varieties thin so they brown in the same time.
  • Brighten it: Finish the skillet with a squeeze of fresh lemon or a splash of red wine vinegar off the heat. The acid cuts the richness of the butter and parmesan and lifts the earthy flavors.
  • Add heat: Stir a pinch of red pepper flakes in with the garlic and thyme for a gentle warmth that plays well against the buttery mushrooms.
  • No game meat: If elk is hard to find, substitute another red meat such as venison or a quick-cooking cut of beef sliced thin against the grain, keeping the same fast, hot sear so it stays tender.

Storage & Leftovers

Store leftovers in an airtight container in the refrigerator for up to three days. Let the skillet cool before sealing it so condensation does not collect and water down the mushrooms and spinach.

Reheat gently in a skillet over medium-low heat with a small pat of butter or a splash of water to loosen it, stirring just until warmed through. Avoid a hard boil or a long microwave blast, since the elk turns rubbery when it is overheated a second time.

To get ahead, slice the elk and mushrooms and mince the garlic the night before and keep them in separate covered containers in the fridge. With the prep done, the actual cooking takes only minutes, which makes this a fast weekday lunch.

Notes & Tips

A few notes from my own kitchen to help this skillet turn out tender, savory, and well seasoned.
  • Buy elk thin, or slice it cold: Elk is easiest to slice thin and even when it is very cold, so firm it up in the freezer for about fifteen minutes first. Thin, uniform strips sear fast and cook evenly, which is your best defense against toughness in a meat this quick to overcook.
  • Do not crowd the pan: If you pile all the elk in at once it steams and turns gray instead of browning. Give the strips room and sear in batches; the flavorful crust is worth the extra couple of minutes.
  • Dry the mushrooms, do not rinse them: Mushrooms soak up water like a sponge, which keeps them from browning. Wipe them clean with a damp cloth rather than running them under the tap so they crisp and turn golden.
  • Fresh thyme is worth it: Fresh thyme leaves give a brighter, more fragrant lift than dried here. If you only have dried, use a smaller amount and add it with the mushrooms so it has time to bloom in the butter.
  • Season at the end: Parmesan is salty, so wait until it is stirred in before you decide whether the dish needs more salt. Taste first, then adjust, and you will not oversalt it.
  • What to serve alongside: This skillet is rich and savory on its own, but it pairs nicely with cauliflower rice or a simple green salad to round out the plate without weighing it down.

Nutrition & Mindful Eating

Everything here happens in one pan and in order: mushrooms browned until they squeak, garlic and thyme in the butter, elk seared quickly, then spinach folded in at the last second and parmesan grated over the heat.
  • Elk, mushrooms and spinach cover very different ground in the same skillet. The meat gives the pan its savory backbone, the mushrooms soak up the butter and give it back as flavor, and the spinach wilts in at the end and keeps the whole thing from ever feeling heavy.
  • Mushrooms need room and patience. Left alone in a hot pan they release their water, then brown and turn deeply meaty, and they bring B vitamins and a savory depth that makes the skillet taste like it took longer than it did.
  • Elk is a mild red meat that goes from raw to done fast, so it goes in late and comes out while it is still rosy. That quick cook is what keeps it tender, and the meat brings B12 and zinc along with its dense protein.
  • Baby spinach collapses to almost nothing the moment it hits the pan, which is why it goes in last. Wilting it in the butter and olive oil also helps your body take up the fat-soluble vitamins it carries, vitamin K among them.
  • Garlic and fresh thyme go into the melted butter first and perfume everything that follows, and the parmesan grated over the hot pan at the end melts into the juices and turns them into something closer to a sauce.
  • As you eat, breathe in the thyme and browned butter before the first forkful, notice how the mushrooms have gone dense and the spinach silky, and eat slowly enough to feel the meal do its work.

Frequently Asked Questions

How do I keep the elk from tasting tough or dry?

Slice it thin against the grain and sear it hot and fast, pulling it while the inside is still slightly pink. Elk cooks fast, so it goes from tender to tough quickly; returning it to the pan only briefly at the end keeps it juicy.

Does elk taste very gamey?

Elk is milder and slightly sweeter than most people expect, with a clean, meaty flavor. The garlic butter, mushrooms, and thyme round it out further, so even people wary of game meat tend to find this approachable.

Can I make this with a meat other than elk?

Yes. Venison or a sirloin steak sliced thin work well as substitutes. Keep the same quick, high-heat sear so a close-grained cut stays tender and does not dry out.

Why did my mushrooms turn out soggy instead of golden?

That usually means they were crowded or wet. Wipe them clean rather than rinsing, spread them in the pan, and let them sit undisturbed so they release their water and then brown before you stir.