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Sheet Pan Steak & Rainbow Veggie Feast

An effortlessly elegant and flavorful meal, this Sheet Pan Steak & Rainbow Veggie Feast brings together juicy sirloin steak and a vibrant medley of roasted vegetables. Seasoned with a smoky herb butter and cooked on a single pan for easy cleanup, it's perfect for a healthy and satisfying weeknight dinner or for impressing guests.
Prep Time 15 minutes
Cook Time 32 minutes
Resting Time 7 minutes
Total Time 54 minutes
Servings 6
Calories 447 kcal

Ingredients
  

For the Steak & Vegetables:

  • 2.25 lbs sirloin steak approx. 1 to 1.5 inches thick
  • 18 asparagus spears tough ends trimmed, cut into 2-inch segments
  • 1 large orange bell pepper cored, seeded, and cut into 1 to 2-inch pieces (or 1 ½ medium orange bell peppers)
  • 1 large yellow squash trimmed and cut into 1 to 2-inch pieces
  • 1 medium red onion peeled and cut into 1 to 2-inch chunks
  • 12 cherry or grape tomatoes
  • 2-3 fresh rosemary sprigs

For the Herb Butter & Seasonings:

  • 6 tbsp unsalted butter melted
  • 1 ½ tsp garlic powder
  • 1 ½ tsp salt or to taste
  • ¾ tsp ground black pepper or to taste
  • ¾ tsp smoked paprika

For Pan Preparation:

  • 1 tsp olive oil or cooking spray

Instructions
 

  • Oven and Pan Setup: Adjust an oven rack to the middle position and preheat your oven to 400∘F (200∘C). Lightly grease a large, rimmed baking sheet with 1 tsp of olive oil or coat with cooking spray.
  • Prepare the Vegetable Medley: Scatter the cut asparagus, orange bell pepper, yellow squash, red onion, and cherry tomatoes in an even layer on the prepared baking sheet. Tuck the fresh rosemary sprigs amongst the vegetables.
  • Concoct the Herb Butter: In a small bowl, thoroughly combine the melted unsalted butter with the garlic powder, salt, ground black pepper, and smoked paprika.
  • Season the Components: Drizzle about half of the herb butter mixture over the vegetables on the baking sheet. Gently toss the vegetables to ensure they are lightly coated. Push the vegetables towards the outer edges of the pan to create a clear space in the center. Lay the sirloin steak in this central space. Brush the remaining herb butter generously over all surfaces of the steak.
  • Roast to Perfection: Carefully place the baking sheet into the hot oven. Roast for 25-35 minutes. The precise cooking duration will vary based on your steak's thickness and your desired internal temperature. For best results, use a meat thermometer (see the nots)
  • Rest Steak, Then Serve: Once the steak reaches your preferred doneness, remove it from the baking sheet and transfer it to a clean cutting board. Tent the steak loosely with aluminum foil and allow it to rest for 5-10 minutes. This resting period is crucial for the juices to redistribute, resulting in a more tender and flavorful steak. After resting, slice the sirloin against the grain. Serve the sliced steak alongside the roasted rainbow veggie feast.

Notes

A Note on Steak Doneness:
The suggested roasting time (25-35 minutes) is a guideline. Since steak thickness varies, using a meat thermometer is the best way to cook your steak exactly how you like it.
Target Internal Temperatures (using a meat thermometer):
  • For Rare, aim for 130°F (54°C).
  • For Medium-Rare, aim for 140°F (60°C).
  • For Medium, aim for 155°F (68°C).
  • For Well-Done, aim for 165°F (74°C).
Important: Don't forget that the steak's internal temperature will continue to rise by a few degrees during the 5-10 minute resting period after you remove it from the oven (this is known as carryover cooking). Factor this in when deciding when to pull the steak from the heat.
Nutritional Information (per serving, estimated):
  • Calories: 447 kcal
  • Fat: 29.1 g
  • Protein: 38.2 g
  • Total Carbohydrates: 11.1 g
  • Fiber: 3.8 g
  • Net Carbohydrates: 7.3 g
Disclaimer: Nutritional information is estimated using standard databases and may vary based on exact ingredients, brands, and preparation methods used. Consult with a nutritionist or doctor for specific dietary advice.