Baked Drum n Tomato

1 nice size side of drum
4-5 medium potatoes sliced thin
2-3 tomatoes chopped
1 onions sliced thin
Olive oil

1. Heat oven to 350
2. In a large cast iron skillet heat a little oil, add potatoes and onion, cook several minutes letting the bottom get a little brown
3. Add tomatoes cook a few more minutes, place fish on top. cover.
4. Bake about 25-30 minutes or until potatoes are tender and fish fork flakey.