Even just a few spices or ethnic condiments that you can keep in your pantry can turn your mundane dishes into a culinary masterpiece.
I think that if you grind your spices and keep them in small batches, you can use them in endless ways. The key thing is to have a spice mill or a coffee grinder, and to keep your spices cold and in tightly lidded boxes.
When you're in Portuguese-African Brazil, or Lisbon, or Mozambique, sometimes piri piri is used as a condiment. Sometimes piri piri is just spices from a jar, and sometimes it's made with garlic, olive oil, cilantro, parsley, and some light chilies.
A juicy chicken breast can be the perfect accompaniment to a classic Caesar salad or a club sandwich. It's also easy to cook, and can be as simple as dressing it with a few spices and popping in the oven.