Suppose How to bake a chocolate cake<br>Gather all the necessary ingredients such as flour, sugar, cocoa powder, eggs, and butter. Preheat the oven to 350°F and grease a baking pan. Mix the dry ingredients together in one bowl and the wet ingredients in another. Combine the two mixtures and pour into the baking pan. Bake for 30-35 minutes until a toothpick inserted in the center comes out clean.
Can we infer that "Baking a chocolate cake requires only one type of ingredient."? Yes, no, or maybe?