Preheat oven to 375 degrees.
Line a baking sheet with parchment paper.
Remove stems from mushrooms and wipe away any debris with a damp paper towel. Rub olive oil onto both sides of mushroom caps.
Spread goat cheese inside mushroom caps. Top with peppers and tomatoes. Sprinkle with oregano.
Put prepared mushrooms on parchment paper and bake for 20 minutes or until cheese is bubbly and toppings are browned.
Remove from oven and allow to set for 5 minutes before serving
Optional: Add other veggies or meat toppings of your choice!
