Cathy's Peanut Butter Fudge

Directions

1. Grease an 8x8 inch square pan.
2. In a saucepan over medium heat, combine the brown sugar , butter and milk. cook until the mixture reaches the soft ball stage (234-240 degrees F, 112-115 degrees C).
3. Combine the cornstarch and water, add to the saucepan and mix well. Remove from heat and beat for 2 minutes. Stir in the vanilla and peanut butter until thoroughly blended. Spread batter evenly into the prepared pan. let cool, then cut into squares and enjoy!