Mushroom Free Sheet Pan Tuna Steaks with Tomatoes & Green Beans
This sheet pan dinner is bright, bold, and weeknight-ready, with blistered cherry tomatoes, charred green beans, and spice-rubbed tuna steaks all roasting together on a single pan. The spice blend of cumin, smoked paprika, and turmeric gives the fish a warm, earthy crust that plays beautifully against the fresh cilantro-lime dressing drizzled over the top. Everything comes together with minimal cleanup and maximum flavor — the kind of meal that looks far more impressive than the effort it actually takes. For anyone navigating a mushroom-free lifestyle, this recipe is a natural fit: every ingredient is clean and straightforward, with zero fungi hiding in sauces, seasonings, or sides. The vegetables roast first to get a head start, so by the time the tuna goes in, the tomatoes are already jammy and the beans have that irresistible little char at the tips. A squeeze of fresh lime at the end ties it all together and makes the whole dish taste like something you'd order at a coastal restaurant.
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Learn more →Ingredients
4 servings
- 1 lb green beans, trimmed
- 2 cups cherry tomatoes
- 3 tbsp extra-virgin olive oil, divided
- ¾ tsp fine sea salt, divided
- ½ tsp black pepper, divided
- ½ tsp ground cumin
- ½ tsp smoked paprika
- ¼ tsp ground turmeric
- 4 tuna steaks (6 oz each, about 1 inch thick)
For the cilantro-lime dressing
- 2 tbsp fresh lime juice (from about 2 limes)
- 1 tbsp extra-virgin olive oil
- 1 small garlic clove, finely grated
- ¼ tsp fine sea salt
- ¼ cup fresh cilantro, roughly chopped
For serving
- lime wedges, for serving (optional)
Instructions
- 1
Position a rack in the upper third of the oven and preheat to 425°F (220°C). Line an 18×13-inch sheet pan with parchment paper or foil.
- 2
Spread the green beans and cherry tomatoes on the prepared sheet pan. Drizzle with 2 tbsp of the olive oil, sprinkle with 1/2 tsp of the salt and 1/4 tsp of the pepper, and toss to coat. Spread into an even layer, leaving a clear space in the center for the tuna.
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