Ann'S Delicious Fudge
["4 (1 lb.) boxes confectioners sugar", "1 lb. stick margarine", "1 lb. Velveeta cheese", "1 c. cocoa", "1 Tbsp. vanilla", "1 c. nuts (optional)"]
["Let the cheese and the margarine melt at room temperature. Mix all the ingredients. It will be hard to mix, but continue to mix with a spoon until the cheese disappears. Keep refrigerated."]
["confectioners sugar", "margarine", "Velveeta cheese", "cocoa", "vanilla", "nuts"]