Step 1: Preheat the oven to 400°F (200°C) for perfect roasting.
Step 2: Clean mushrooms with a damp cloth. Slice larger ones for even roasting.
Step 3: In a mixing bowl, combine olive oil, mint, oregano, and lemon juice. Stir well.
Step 4: Add diced red pepper and mushrooms to the marinade. Toss to coat.
Step 5: Season with salt and pepper. Toss again for even seasoning.
Step 6: Spread the mixture on a baking sheet in a single layer. Bake for 20-25 minutes until tender.
Step 7: Sprinkle feta over the mushrooms and return to oven for 5 minutes.
Step 8: Serve warm, garnished with extra herbs or lemon if desired.