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Sheet Pan Garlic Butter Mushrooms

Sheet Pan Garlic Butter Mushrooms are juicy, golden, and full of garlicky herb flavor—an easy side dish ready in under 30 minutes.

Ingredients
  

  • 1 lb baby bella mushrooms or white mushrooms, cleaned and trimmed
  • 4 tbsp unsalted butter melted
  • 3 cloves garlic minced
  • 1 tbsp fresh thyme leaves or 1 tsp dried thyme
  • 1 tbsp fresh parsley chopped (for garnish)
  • 1 tsp lemon juice optional, for brightness
  • Salt and pepper to taste
  • 1 tbsp olive oil for drizzling, optional
  • ¼ tsp red pepper flakes optional, for heat

Instructions
 

  • Set the oven to 400°F (200°C). Line a sheet pan with parchment or lightly grease with oil or spray.
  • Clean mushrooms with a damp cloth. Trim stems and halve larger ones.
  • Mix melted butter, garlic, thyme, salt, pepper, and red pepper flakes (if using) in a small bowl.
  • Add mushrooms to the pan, pour the sauce over, and toss to coat. Spread in a single layer.
  • Bake for 20–25 minutes, flipping halfway. They should be golden, tender, and juicy.
  • Drizzle with lemon juice (optional) and top with parsley. Serve warm as a side or over grains/toast.