Microwave Fudge
["2 c. semi-sweet chocolate chips", "1 c. sweet chocolate chips", "1 can sweetened condensed milk", "1 1/2 tsp. vanilla", "nuts (optional)"]
["Stir and microwave first 3 ingredients for 3 minutes.", "Stir in vanilla and nuts.", "Put into pan."]
["semi-sweet chocolate chips", "sweet chocolate chips", "condensed milk", "vanilla", "nuts"]