• Rinse and pat dry the head of cauliflower and strip away its green outer leaves.
• Cut cauliflower into sections; individual florets if using a food processor or high-speed blender, larger chunks if using a box grater or chopping by hand. If chopping by hand, remove most of the stem.
• Dice cauliflower sections using method of choice to create even-sized rice-like granules.

To cook cauliflower rice in the microwave:

• Place 1 serving of cauliflower rice in a bowl and cover with plastic wrap or a plate. Microwave on High until heated through, about 3 minutes.

On the stovetop:

• Stir-fry cauli-rice over medium-high heat, with oil and salt if desired.

In the oven:

• Preheat oven to 400 degrees F (200 degrees C).
• Toss cauliflower rice with olive oil and salt and spread it into a single layer on a baking sheet, then roast until "rice" is dry, stirring halfway, about 12 minutes.