Bring water, milk and salt and pepper to a low boil. Add grits and stir well. Let them cook until they absorb all the liquid and are tender. You may need more water/milk based on how course your grits are. We like very course ground grits from a local mill. It takes about 50 minutes for them to cook and requires and extra cup of liquid (5:1 ratio of liquid to grits). If you purchase something more finely ground, you will likely stick with 4 total cups of liquid and it will cook in about 20-25...