Never-Fail Two-Tone Fudge - cooking recipe

Ingredients

2 cups chocolate chips
2 cups peanut butter chips
1 (14 ounce) can sweetened condensed milk (not evaporated)
4 teaspoons vanilla, divided
4 tablespoons margarine, divided
butter-flavored cooking spray

Preparation

In medium size saucepan, over medium heat, combine peanut butter chips, half of the condensed milk, 2 Tablepoons vanilla, and 2 teaspoons margarine.
Stir until completely melted.
Spread into a 8 by 11.5 in baking dish that has been sprayed.
Spread evenly (mixture will be a little stiff).
In the same sauce pan as you did the peanut butter mixture, repeat with the remaining ingredients.
Pour over the peanut butter mixture, spreading evenly.
Chill for 2 hours.
Cut into squares, then chill for another 2 hours.