Easy Pan-Fried Tilapia

Ingredients (10)

• + 4 (4 ounce) fillets tilapia fillets, or more to taste add to pantry
• ✓ 1 pinch Cajun seasoning, or to taste
• + salt and ground black pepper to taste add to pantry
• + salt and ground black pepper to taste add to pantry
• + ¼ cup all-purpose flour, or as needed add to pantry
• + 2 tablespoons salted butter add to pantry
• ✓ 2 tablespoons olive oil
• + ½ cup chopped onion add to pantry
• + ¼ cup white cooking wine, or more as needed add to pantry
• + ¼ cup capers add to pantry