Tomato Avocado Sammies Slice of tomato, slice of any cheese you like, avocado, light drizzle of olive oil. eat like this or preheat oven 350° and bake for a few mins until cheese melts. mix and jazz it up. add fresh basil, sliver of red onion or garlic. use a bell pepper slice instead. add salt and pepper or balsamic vinegar. its endless and all sounds so yummy!