Quick 'N Easy Refrigerator Fudge
["1 (12 oz.) pkg. milk chocolate chips", "1 (6 oz.) pkg. semi-sweet chocolate chips", "1 can sweetened condensed milk", "1 tsp. vanilla", "1/2 c. chopped nuts"]
["Place chips in top of double boiler over hot water; stir frequently and melt.", "Remove from heat; stir in remaining ingredients.", "Pour into 8 x 8-inch pan lined with waxed paper. Refrigerate until firm.", "Remove from pan; peel off waxed paper and cut as desired.", "Yield:", "Approximately 2 pounds."]
["milk chocolate chips", "semi-sweet chocolate chips", "condensed milk", "vanilla", "nuts"]