1. Cooked corn and uncooked corn have different colors. We can observe the color of cooked corn. Generally speaking, the color of cooked corn will be darker and the color of cooked corn will be lighter.

You can peel corn kernels by hand. If the corn kernels are hard and have no holes, then the corn is ripe. If the juice overflows when we peel the corn kernels, it means that the corn is not ripe and needs to be cooked for a while.

The most direct way to know whether corn is ripe is to taste it. Cooked corn tastes soft and waxy, and has no taste of raw flour. When you taste corn, it tastes terrible. It tastes like raw flour, so it usually means that the corn is not fully cooked.