Peanut Butter Fudge - cooking recipe

Ingredients

1 lb. pkg. light brown sugar
3 c. granulated sugar
1 (12 oz.) can evaporated milk
2 Tbsp. butter
1 tsp. cream of tartar
1 (18 oz.) jar chunky peanut butter
2 tsp. vanilla

Preparation

Butter 8-inch square baking pan.
In heavy, 4-quart saucepan, combine sugars, milk, butter and cream of tartar.
Heat to boiling over medium heat.
Reduce to low.
Cook, without stirring, until mixture reaches 240\u00b0 on a candy thermometer or soft ball stage.
Remove fudge mixture from heat.
Stir in peanut butter and vanilla.
Beat until fudge begins to get firm.
Pour into buttered pan.
Refrigerate until firm; cut into squares.