Bowls
Turkey & Spinach Stuffed Portobellos
Large roasted portobello caps hold a cooked turkey, spinach, and tomato filling with melted mozzarella, served alongside rice.
Inspired by Home-style stuffed mushroom dinners
Prep
25 min
Cook
35 min
Serves
4 servings
Difficulty
Medium
Pantry match
Uses the current servings and temporary recipe changes.
Missing 13 ingredients
- • 4 large portobello mushroom caps
- • 1 tablespoon olive oil, divided
- • 1 pound lean ground turkey
- • 1 onion, finely diced
- • 2 garlic cloves, minced
- • 1 teaspoon dried oregano
- • 1 cup crushed tomatoes
- • 4 cups baby spinach
- • 1/2 teaspoon kosher salt
- • 1/4 teaspoon black pepper
- • 3/4 cup shredded mozzarella
- • 3/4 cup dry white rice
- • 1 1/2 cups water
View ingredient-by-ingredient match
- 4 large portobello mushroom capsMissing
- 1 tablespoon olive oil, dividedMissing
- 1 pound lean ground turkeyMissing
- 1 onion, finely dicedMissing
- 2 garlic cloves, mincedMissing
- 1 teaspoon dried oreganoMissing
- 1 cup crushed tomatoesMissing
- 4 cups baby spinachMissing
- 1/2 teaspoon kosher saltMissing
- 1/4 teaspoon black pepperMissing
- 3/4 cup shredded mozzarellaMissing
- 3/4 cup dry white riceMissing
- 1 1/2 cups waterMissing
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Method
Recipe notes
A brief empty roast prevents mushroom water from diluting the filling. Ground turkey is fully cooked in the skillet before assembly, while the final bake softens the caps and melts cheese. Choose four genuinely large dinner-size mushrooms; cap size determines whether some filling needs to sit alongside.
Planning, storage, and serving
Storage and reheating
Refrigerate stuffed mushrooms and rice within two hours and use within 3 days. Reheat the filling center to 165 F, keeping portions in shallow containers so both turkey and rice cool promptly.
Make-ahead tips
Cook the turkey filling a day ahead and refrigerate it. Pre-roast mushrooms close to assembly; a bake assembled with cold filling needs extra time to reach 165 F at the center.
What to serve with it
- - A crisp green salad
- - Roasted carrots
- - Steamed green beans
Equipment needed
- - Roasting tray
- - Wide turkey skillet
- - Rice saucepan and thermometer
Difficulty explained
The recipe has separate rice, mushroom, and filling stages, but each is straightforward and the skillet fully cooks the poultry before the bake.
Recipe calculator
Nutrition facts
Updating nutrition…
Alternatives
Apply a reviewed substitution to this temporary working copy. The published recipe stays unchanged.
Browse reviewed options
Long-grain brown rice
Use the same volume of long-grain brown rice for a whole-grain variation.
Provolone cheese
Replace up to half the mozzarella with shredded provolone.
Chopped kale
Use an equal packed volume of stemmed chopped kale.
Type the ingredient you're missing — we'll find what you can use instead.
Pitfalls to Watch Out For
- Skipping the mushroom pre-roast leaves pooled liquid that thins the filling during baking.
- Adding raw ground turkey directly to the caps does not follow the short baking method.
- Packing an undersized cap beyond its edges spills filling; serve excess beside it instead.
Nutrition Context
- The estimate includes one large mushroom, turkey-spinach filling, mozzarella, measured oil, and a share of rice.
- Ground turkey leanness and cheese labels affect fat and sodium. The vegetables add volume without changing the need for poultry temperature checks.
FAQ
Is the turkey cooked first?
Yes. The skillet stage must reach 165 F before the turkey goes into the mushroom caps.
Must I scrape the gills?
No. It is a presentation preference; removing them gives the filling more space and reduces dark coloration.
What if my caps are small?
Serve extra filling beside them instead of overpacking; dinner-size caps are intended.
Can I omit mozzarella?
Yes, with a less rich finish and changed estimate; the fully cooked filling still works.
Why roast upside down first?
The empty caps release liquid before the filling is added, helping the final dish stay cohesive.
What sides pair best with this dish?
Good pairings include A crisp green salad; Roasted carrots; Steamed green beans. Choose one or two based on how substantial you want the meal to be.