I've never made it before but I think this batch turned out really well. I used homemade mayo, which is lighter than Hellman's or Duke's, so I would add a little at a time until it's the right consistency for your taste.
Jalapeno Pimento Cheese
8 ounces sharp cheddar cheese, grated
4 ounces cream cheese
4 ounces mayonnaise
1 teaspoon fresh ground pepper
dash white pepper
1 tablespoon jalapenos, finely diced
1 tablespoon pimentos, diced
Serve with crackers or pretzels.