Dice the eggplant and onion.
Soak the oatmeal in water for 10 minutes.
Heat a pan, add olive oil, and sauté the garlic.
Add the onion and eggplant, and when they're halfway cooked, add the oatmeal.
Season with soy sauce, oyster sauce, and pepper.
Sauté all ingredients over low heat for 5 minutes until fully cooked.
Serve the sautéed mixture over rice.