Tilapia With Sweet Potatoes with tomatoes

1 tablepoons olive oil 1/4 cup chopped red onion 1 red bell pepper , seeded and julienned 1 yellow bell pepper , seeded and juilenned 1 green bell pepper ,[...]

2 tablespoons olive oil 3 large sweet potatoes 1 red pepper 1 yellow pepper 1 medium red onion 1 medium tomato 2 teaspoons Old Bay Seasoning (more if you want[...]