Foolproof Chocolate Fudge

Ingredients
3 cups (18 oz) semi-sweet chocolate chips ( I used milk chocolate)
1 (14 oz) can Sweetened Condensed Milk
Dash salt
1/2 to 1 cups chopped nuts (optional)
1 1/2 teaspoons vanillia extract

Instructions
Line 8 or 9 inch square pan with foil, extending foil over edges of pan
MELT chocolate chips with sweetened condensed milk and salt in heavy sauce pan over low heat. Remove from heat. Stir in nuts and vanilla. Spread evenly into prepared pan.
Chill 2 hours or until firm. Remove from pan by lifting edges of foil. Cut into squares.

Microwave Method
Combine chocolate chips with sweetened condensed milk and salt in 1 inch quart glass measure. Cook on High (100% power) for 3 minutes or until chocolate chips are melted, stirring after 1 1/2 minutes. Stir in remaining ingredients. Proceed as above.