2 (8 ounce) packages cream cheese, softened
1 cup mayonnaise
1 (4 ounce) can chopped green chilies, drained
1 (4 ounce) can diced jalapeno peppers, drained
3/4 cup grated Parmesan cheese
In a large bowl, stir together the cream cheese and mayonnaise until smooth. Stir in the chiles and peppers. Spread the mixture into a casserole serving dish and sprinkle with Parmesan cheese.
Bake at 375 F for 30 minutes.