Peanut Butter Pie
["1 c. sugar", "1/4 c. cornstarch", "4 Tbsp. peanut butter", "3 egg yolks", "2 c. milk", "1/4 stick butter", "2 tsp. vanilla"]
["Combine first 4 ingredients and blend in milk.", "Cook over medium heat, stirring constantly until thickened.", "Remove from heat and blend in butter and vanilla."]
["sugar", "cornstarch", "peanut butter", "egg yolks", "milk", "butter", "vanilla"]