Easy Fudge

1 (12 oz.) pkg. milk chocolate chips
1 (12 oz.) pkg. butterscotch chips
1 can Eagle Brand milk
1 tsp. vanilla
1 c. walnuts or pecans
8x8x2 inch pan lined with foil
Spray large microwave bowl with Pam. Add both packages of chips and Eagle Brand milk. Heat in microwave for 2-2 1/2 minutes. Stir melted chips together plus 1 teaspoon vanilla. After smooth add nuts. Then pour this mixture into foil lined 8 x 8 x 2 inch pan. Cool in refrigerator for 1 hour. Cut into small pieces for serving. Keep well covered so the fudge will not dry out.