Creamer potatoes are a waxy variety, of uniform shape and size, and have light reddish to red skin, with creamy white flesh. Small and round to oval in shape, red creamer potatoes are often about the size of a chicken egg. 
skin. The creamy flesh offers a delicious fresh almost nutty taste. 

Look for potatoes that are fresh, firm, well-formed for their type, and clean with no soft spots, dark spots, cracks or cuts. Eyes should not be sprouting. When buying fresh, specify size. 

Creamers come in 50 and 100 lb. bags. Marketing season is year round. Potatoes are graded No.1 Extra, No. 1 Size B or Red B, and No. 2. Creamers are usually of the highest grade. Store at 45 to 55 degrees F. Do not expose to light, keep in dry cool and dark place. Do not freeze potatoes or chill excessively as this will cause starch/sugar conversion and cause the potato to cook uneven and cause quality degradation.

High in carbohydrates, potatoes are a good source of protein, potassium, calcium, niacin, iron, phosphorus, vitamin C, vitamin B-6, and dietary fiber. One medium-sized potato contains about 220 calories. Most minerals in the potato are located just below the skin. For optimum nutrition, cook potatoes in their skin, or lightly peel. Eating five daily servings of fruits and
vegetables lowers the chances of cancer. A recent study found that eating nine or ten daily servings of fruits and vegetables, combined with three servings of low-fat dairy products, were effective in lowering blood pressure.

Usually steamed or boiled, and unpeeled, this tender, fresh, new potato is excellent in casseroles, stews, and soups. Topped with garlic butter, fresh herbed oil, or creamed, this small convenient-sized potato is delicious. Complementary herbs include parsley, chives, basil, and dill. Experiment with spices and seasonings to enhance the natural good flavor or potatoes. To prepare, wash thoroughly. To store, keep in a cool, dark place. Kept in proper conditions, potatoes can be stored two to three months.

http://www.hawthornelane.com/hawthornelane/recipes/potpizza.html
Some good creamer potato sites:
http://www.acadiacom.net/custom/Rec_Vege/momprsly.html