Red onion whole and sliced on wooden cutting board with knife

Detailed image of one whole red onion and another cut in half, revealing the white and purple spiral layers. They are placed on a light wooden cutting board, with a knife featuring a wooden handle and dark blade visible in the bottom right corner. A piece of purple skin lies near the knife. The lighting emphasizes the textures and vibrant colors of the food. The atmosphere is natural and culinary, perfect for recipes.